Home / 1,230,335,998.40-1,845,503,997.60-1,149,117,233.60

Finding the Fourth Proportional to 1,230,335,998.40, 1,845,503,997.60 and 1,149,117,233.60

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Solution

The fourth proportional to 1,230,335,998.40, 1,845,503,997.60 and 1,149,117,233.60 is: 1,723,675,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,335,998.40 : 1,845,503,997.60 = 1,149,117,233.60 : x
  2. Step 2: Convert to fraction form
    1,230,335,998.40/1,845,503,997.60 = 1,149,117,233.60/x
  3. Step 3: Cross multiply
    1,230,335,998.40x = 1,845,503,997.60 × 1,149,117,233.60
  4. Step 4: Simplify right side
    1,230,335,998.40x = 2,120,700,448,319,852,800
  5. Step 5: Solve for x
    x = 2,120,700,448,319,852,800/1,230,335,998.40
  6. Step 6: Final answer
    x = 1,723,675,850.40

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Half scale
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Double scale
Find fourth proportional to 1,230,335,999.40, 1,845,503,999.10 and 1,149,117,234.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.