Home / 676,577,096.70-1,014,960,123.45-288,396,843.90

Finding the Fourth Proportional to 676,577,096.70, 1,014,960,123.45 and 288,396,843.90

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Solution

The fourth proportional to 676,577,096.70, 1,014,960,123.45 and 288,396,843.90 is: 432,635,538.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,577,096.70 : 1,014,960,123.45 = 288,396,843.90 : x
  2. Step 2: Convert to fraction form
    676,577,096.70/1,014,960,123.45 = 288,396,843.90/x
  3. Step 3: Cross multiply
    676,577,096.70x = 1,014,960,123.45 × 288,396,843.90
  4. Step 4: Simplify right side
    676,577,096.70x = 292,711,296,287,334,400
  5. Step 5: Solve for x
    x = 292,711,296,287,334,400/676,577,096.70
  6. Step 6: Final answer
    x = 432,635,538.09

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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.