Home / 331,388,326.81-497,133,566.13-112,987,592.92

Finding the Fourth Proportional to 331,388,326.81, 497,133,566.13 and 112,987,592.92

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Solution

The fourth proportional to 331,388,326.81, 497,133,566.13 and 112,987,592.92 is: 169,498,803.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,388,326.81 : 497,133,566.13 = 112,987,592.92 : x
  2. Step 2: Convert to fraction form
    331,388,326.81/497,133,566.13 = 112,987,592.92/x
  3. Step 3: Cross multiply
    331,388,326.81x = 497,133,566.13 × 112,987,592.92
  4. Step 4: Simplify right side
    331,388,326.81x = 56,169,924,996,764,344
  5. Step 5: Solve for x
    x = 56,169,924,996,764,344/331,388,326.81
  6. Step 6: Final answer
    x = 169,498,803.83

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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.