Home / 589,984,007.10-884,976,010.65-408,436,179.90

Finding the Fourth Proportional to 589,984,007.10, 884,976,010.65 and 408,436,179.90

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Solution

The fourth proportional to 589,984,007.10, 884,976,010.65 and 408,436,179.90 is: 612,654,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,984,007.10 : 884,976,010.65 = 408,436,179.90 : x
  2. Step 2: Convert to fraction form
    589,984,007.10/884,976,010.65 = 408,436,179.90/x
  3. Step 3: Cross multiply
    589,984,007.10x = 884,976,010.65 × 408,436,179.90
  4. Step 4: Simplify right side
    589,984,007.10x = 361,456,221,093,027,712
  5. Step 5: Solve for x
    x = 361,456,221,093,027,712/589,984,007.10
  6. Step 6: Final answer
    x = 612,654,269.85

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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.