Home / 111,550,666.40-167,325,999.60-38,743,249.40

Finding the Fourth Proportional to 111,550,666.40, 167,325,999.60 and 38,743,249.40

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Solution

The fourth proportional to 111,550,666.40, 167,325,999.60 and 38,743,249.40 is: 58,114,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,550,666.40 : 167,325,999.60 = 38,743,249.40 : x
  2. Step 2: Convert to fraction form
    111,550,666.40/167,325,999.60 = 38,743,249.40/x
  3. Step 3: Cross multiply
    111,550,666.40x = 167,325,999.60 × 38,743,249.40
  4. Step 4: Simplify right side
    111,550,666.40x = 6,482,752,933,607,100
  5. Step 5: Solve for x
    x = 6,482,752,933,607,100/111,550,666.40
  6. Step 6: Final answer
    x = 58,114,874.10

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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.