Home / 125,004,375.39-187,355,397.63-64,387,033.95

Finding the Fourth Proportional to 125,004,375.39, 187,355,397.63 and 64,387,033.95

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Solution

The fourth proportional to 125,004,375.39, 187,355,397.63 and 64,387,033.95 is: 96,502,688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,004,375.39 : 187,355,397.63 = 64,387,033.95 : x
  2. Step 2: Convert to fraction form
    125,004,375.39/187,355,397.63 = 64,387,033.95/x
  3. Step 3: Cross multiply
    125,004,375.39x = 187,355,397.63 × 64,387,033.95
  4. Step 4: Simplify right side
    125,004,375.39x = 12,063,258,347,918,560
  5. Step 5: Solve for x
    x = 12,063,258,347,918,560/125,004,375.39
  6. Step 6: Final answer
    x = 96,502,688.89

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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.