Home / 268,181,446.20-402,272,169.30-231,830,881.80

Finding the Fourth Proportional to 268,181,446.20, 402,272,169.30 and 231,830,881.80

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Solution

The fourth proportional to 268,181,446.20, 402,272,169.30 and 231,830,881.80 is: 347,746,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,181,446.20 : 402,272,169.30 = 231,830,881.80 : x
  2. Step 2: Convert to fraction form
    268,181,446.20/402,272,169.30 = 231,830,881.80/x
  3. Step 3: Cross multiply
    268,181,446.20x = 402,272,169.30 × 231,830,881.80
  4. Step 4: Simplify right side
    268,181,446.20x = 93,259,111,732,417,904
  5. Step 5: Solve for x
    x = 93,259,111,732,417,904/268,181,446.20
  6. Step 6: Final answer
    x = 347,746,322.70

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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.