Home / 502,984,225.83-694,118,265.02-279,961,121.27

Finding the Fourth Proportional to 502,984,225.83, 694,118,265.02 and 279,961,121.27

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Solution

The fourth proportional to 502,984,225.83, 694,118,265.02 and 279,961,121.27 is: 386,346,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,984,225.83 : 694,118,265.02 = 279,961,121.27 : x
  2. Step 2: Convert to fraction form
    502,984,225.83/694,118,265.02 = 279,961,121.27/x
  3. Step 3: Cross multiply
    502,984,225.83x = 694,118,265.02 × 279,961,121.27
  4. Step 4: Simplify right side
    502,984,225.83x = 194,326,127,764,115,808
  5. Step 5: Solve for x
    x = 194,326,127,764,115,808/502,984,225.83
  6. Step 6: Final answer
    x = 386,346,365.92

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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.