Home / 649,722,551.40-974,281,498.14-240,668,870.76

Finding the Fourth Proportional to 649,722,551.40, 974,281,498.14 and 240,668,870.76

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Solution

The fourth proportional to 649,722,551.40, 974,281,498.14 and 240,668,870.76 is: 360,891,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,722,551.40 : 974,281,498.14 = 240,668,870.76 : x
  2. Step 2: Convert to fraction form
    649,722,551.40/974,281,498.14 = 240,668,870.76/x
  3. Step 3: Cross multiply
    649,722,551.40x = 974,281,498.14 × 240,668,870.76
  4. Step 4: Simplify right side
    649,722,551.40x = 234,479,227,959,714,816
  5. Step 5: Solve for x
    x = 234,479,227,959,714,816/649,722,551.40
  6. Step 6: Final answer
    x = 360,891,318.08

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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.