Home / 90,689,182.29-136,007,419.14-35,344,699.74

Finding the Fourth Proportional to 90,689,182.29, 136,007,419.14 and 35,344,699.74

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Solution

The fourth proportional to 90,689,182.29, 136,007,419.14 and 35,344,699.74 is: 53,006,778.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,689,182.29 : 136,007,419.14 = 35,344,699.74 : x
  2. Step 2: Convert to fraction form
    90,689,182.29/136,007,419.14 = 35,344,699.74/x
  3. Step 3: Cross multiply
    90,689,182.29x = 136,007,419.14 × 35,344,699.74
  4. Step 4: Simplify right side
    90,689,182.29x = 4,807,141,391,915,629
  5. Step 5: Solve for x
    x = 4,807,141,391,915,629/90,689,182.29
  6. Step 6: Final answer
    x = 53,006,778.43

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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.