Home / 2,132,916,638.40-3,199,374,957.60-1,099,795,334.40

Finding the Fourth Proportional to 2,132,916,638.40, 3,199,374,957.60 and 1,099,795,334.40

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Solution

The fourth proportional to 2,132,916,638.40, 3,199,374,957.60 and 1,099,795,334.40 is: 1,649,693,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,916,638.40 : 3,199,374,957.60 = 1,099,795,334.40 : x
  2. Step 2: Convert to fraction form
    2,132,916,638.40/3,199,374,957.60 = 1,099,795,334.40/x
  3. Step 3: Cross multiply
    2,132,916,638.40x = 3,199,374,957.60 × 1,099,795,334.40
  4. Step 4: Simplify right side
    2,132,916,638.40x = 3,518,657,651,364,678,144
  5. Step 5: Solve for x
    x = 3,518,657,651,364,678,144/2,132,916,638.40
  6. Step 6: Final answer
    x = 1,649,693,001.60

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Half scale
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Double scale
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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.