Home / 103,478,792.10-155,218,188.15-88,090,622.70

Finding the Fourth Proportional to 103,478,792.10, 155,218,188.15 and 88,090,622.70

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Solution

The fourth proportional to 103,478,792.10, 155,218,188.15 and 88,090,622.70 is: 132,135,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,478,792.10 : 155,218,188.15 = 88,090,622.70 : x
  2. Step 2: Convert to fraction form
    103,478,792.10/155,218,188.15 = 88,090,622.70/x
  3. Step 3: Cross multiply
    103,478,792.10x = 155,218,188.15 × 88,090,622.70
  4. Step 4: Simplify right side
    103,478,792.10x = 13,673,266,848,499,262
  5. Step 5: Solve for x
    x = 13,673,266,848,499,262/103,478,792.10
  6. Step 6: Final answer
    x = 132,135,934.05

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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.