Home / 113,835,856.81-157,093,449.29-61,624,854.13

Finding the Fourth Proportional to 113,835,856.81, 157,093,449.29 and 61,624,854.13

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Solution

The fourth proportional to 113,835,856.81, 157,093,449.29 and 61,624,854.13 is: 85,042,280.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835,856.81 : 157,093,449.29 = 61,624,854.13 : x
  2. Step 2: Convert to fraction form
    113,835,856.81/157,093,449.29 = 61,624,854.13/x
  3. Step 3: Cross multiply
    113,835,856.81x = 157,093,449.29 × 61,624,854.13
  4. Step 4: Simplify right side
    113,835,856.81x = 9,680,860,897,274,802
  5. Step 5: Solve for x
    x = 9,680,860,897,274,802/113,835,856.81
  6. Step 6: Final answer
    x = 85,042,280.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.