Home / 310,711,740.12-466,129,007.13-113,976,979.89

Finding the Fourth Proportional to 310,711,740.12, 466,129,007.13 and 113,976,979.89

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Solution

The fourth proportional to 310,711,740.12, 466,129,007.13 and 113,976,979.89 is: 170,987,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,711,740.12 : 466,129,007.13 = 113,976,979.89 : x
  2. Step 2: Convert to fraction form
    310,711,740.12/466,129,007.13 = 113,976,979.89/x
  3. Step 3: Cross multiply
    310,711,740.12x = 466,129,007.13 × 113,976,979.89
  4. Step 4: Simplify right side
    310,711,740.12x = 53,127,976,471,801,680
  5. Step 5: Solve for x
    x = 53,127,976,471,801,680/310,711,740.12
  6. Step 6: Final answer
    x = 170,987,991.80

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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.