Home / 589,984,010.10-884,976,015.15-408,436,182.90

Finding the Fourth Proportional to 589,984,010.10, 884,976,015.15 and 408,436,182.90

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Solution

The fourth proportional to 589,984,010.10, 884,976,015.15 and 408,436,182.90 is: 612,654,274.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,984,010.10 : 884,976,015.15 = 408,436,182.90 : x
  2. Step 2: Convert to fraction form
    589,984,010.10/884,976,015.15 = 408,436,182.90/x
  3. Step 3: Cross multiply
    589,984,010.10x = 884,976,015.15 × 408,436,182.90
  4. Step 4: Simplify right side
    589,984,010.10x = 361,456,225,585,918,528
  5. Step 5: Solve for x
    x = 361,456,225,585,918,528/589,984,010.10
  6. Step 6: Final answer
    x = 612,654,274.35

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Double scale
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Similar ratio
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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.