Home / 560,098,831.20-840,148,246.80-236,940,712.80

Finding the Fourth Proportional to 560,098,831.20, 840,148,246.80 and 236,940,712.80

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Solution

The fourth proportional to 560,098,831.20, 840,148,246.80 and 236,940,712.80 is: 355,411,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,098,831.20 : 840,148,246.80 = 236,940,712.80 : x
  2. Step 2: Convert to fraction form
    560,098,831.20/840,148,246.80 = 236,940,712.80/x
  3. Step 3: Cross multiply
    560,098,831.20x = 840,148,246.80 × 236,940,712.80
  4. Step 4: Simplify right side
    560,098,831.20x = 199,065,324,454,462,304
  5. Step 5: Solve for x
    x = 199,065,324,454,462,304/560,098,831.20
  6. Step 6: Final answer
    x = 355,411,069.20

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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.