Home / 108,002,164.67-149,043,382.29-58,442,538.76

Finding the Fourth Proportional to 108,002,164.67, 149,043,382.29 and 58,442,538.76

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Solution

The fourth proportional to 108,002,164.67, 149,043,382.29 and 58,442,538.76 is: 80,650,917.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,002,164.67 : 149,043,382.29 = 58,442,538.76 : x
  2. Step 2: Convert to fraction form
    108,002,164.67/149,043,382.29 = 58,442,538.76/x
  3. Step 3: Cross multiply
    108,002,164.67x = 149,043,382.29 × 58,442,538.76
  4. Step 4: Simplify right side
    108,002,164.67x = 8,710,473,646,591,126
  5. Step 5: Solve for x
    x = 8,710,473,646,591,126/108,002,164.67
  6. Step 6: Final answer
    x = 80,650,917.26

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1.5x scale

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.