Home / 106,704,332.71-147,206,888.46-71,433,500.87

Finding the Fourth Proportional to 106,704,332.71, 147,206,888.46 and 71,433,500.87

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Solution

The fourth proportional to 106,704,332.71, 147,206,888.46 and 71,433,500.87 is: 98,548,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,704,332.71 : 147,206,888.46 = 71,433,500.87 : x
  2. Step 2: Convert to fraction form
    106,704,332.71/147,206,888.46 = 71,433,500.87/x
  3. Step 3: Cross multiply
    106,704,332.71x = 147,206,888.46 × 71,433,500.87
  4. Step 4: Simplify right side
    106,704,332.71x = 10,515,503,395,245,422
  5. Step 5: Solve for x
    x = 10,515,503,395,245,422/106,704,332.71
  6. Step 6: Final answer
    x = 98,548,045.13

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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.