Home / 132,646,253.55-199,174,666.73-72,180,077.55

Finding the Fourth Proportional to 132,646,253.55, 199,174,666.73 and 72,180,077.55

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Solution

The fourth proportional to 132,646,253.55, 199,174,666.73 and 72,180,077.55 is: 108,381,823.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,646,253.55 : 199,174,666.73 = 72,180,077.55 : x
  2. Step 2: Convert to fraction form
    132,646,253.55/199,174,666.73 = 72,180,077.55/x
  3. Step 3: Cross multiply
    132,646,253.55x = 199,174,666.73 × 72,180,077.55
  4. Step 4: Simplify right side
    132,646,253.55x = 14,376,442,890,205,904
  5. Step 5: Solve for x
    x = 14,376,442,890,205,904/132,646,253.55
  6. Step 6: Final answer
    x = 108,381,823.88

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1.5x scale

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.