Home / 284,486,546.24-392,654,591.10-172,953,687.76

Finding the Fourth Proportional to 284,486,546.24, 392,654,591.10 and 172,953,687.76

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Solution

The fourth proportional to 284,486,546.24, 392,654,591.10 and 172,953,687.76 is: 238,714,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,486,546.24 : 392,654,591.10 = 172,953,687.76 : x
  2. Step 2: Convert to fraction form
    284,486,546.24/392,654,591.10 = 172,953,687.76/x
  3. Step 3: Cross multiply
    284,486,546.24x = 392,654,591.10 × 172,953,687.76
  4. Step 4: Simplify right side
    284,486,546.24x = 67,911,059,546,639,872
  5. Step 5: Solve for x
    x = 67,911,059,546,639,872/284,486,546.24
  6. Step 6: Final answer
    x = 238,714,485.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.