Home / 102,145,661.28-153,287,892.72-41,572,409.76

Finding the Fourth Proportional to 102,145,661.28, 153,287,892.72 and 41,572,409.76

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Solution

The fourth proportional to 102,145,661.28, 153,287,892.72 and 41,572,409.76 is: 62,386,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,145,661.28 : 153,287,892.72 = 41,572,409.76 : x
  2. Step 2: Convert to fraction form
    102,145,661.28/153,287,892.72 = 41,572,409.76/x
  3. Step 3: Cross multiply
    102,145,661.28x = 153,287,892.72 × 41,572,409.76
  4. Step 4: Simplify right side
    102,145,661.28x = 6,372,547,087,402,761
  5. Step 5: Solve for x
    x = 6,372,547,087,402,761/102,145,661.28
  6. Step 6: Final answer
    x = 62,386,860.17

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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.