Home / 148,377,316.59-204,785,216.15-82,319,097.42

Finding the Fourth Proportional to 148,377,316.59, 204,785,216.15 and 82,319,097.42

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Solution

The fourth proportional to 148,377,316.59, 204,785,216.15 and 82,319,097.42 is: 113,613,957.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,377,316.59 : 204,785,216.15 = 82,319,097.42 : x
  2. Step 2: Convert to fraction form
    148,377,316.59/204,785,216.15 = 82,319,097.42/x
  3. Step 3: Cross multiply
    148,377,316.59x = 204,785,216.15 × 82,319,097.42
  4. Step 4: Simplify right side
    148,377,316.59x = 16,857,734,158,016,014
  5. Step 5: Solve for x
    x = 16,857,734,158,016,014/148,377,316.59
  6. Step 6: Final answer
    x = 113,613,957.61

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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.