Home / 102,866,709.13-141,956,430.24-55,823,772.38

Finding the Fourth Proportional to 102,866,709.13, 141,956,430.24 and 55,823,772.38

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Solution

The fourth proportional to 102,866,709.13, 141,956,430.24 and 55,823,772.38 is: 77,037,007.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,866,709.13 : 141,956,430.24 = 55,823,772.38 : x
  2. Step 2: Convert to fraction form
    102,866,709.13/141,956,430.24 = 55,823,772.38/x
  3. Step 3: Cross multiply
    102,866,709.13x = 141,956,430.24 × 55,823,772.38
  4. Step 4: Simplify right side
    102,866,709.13x = 7,924,543,449,595,110
  5. Step 5: Solve for x
    x = 7,924,543,449,595,110/102,866,709.13
  6. Step 6: Final answer
    x = 77,037,007.57

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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.