Home / 108,030,671.19-149,082,720.39-58,471,694.28

Finding the Fourth Proportional to 108,030,671.19, 149,082,720.39 and 58,471,694.28

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Solution

The fourth proportional to 108,030,671.19, 149,082,720.39 and 58,471,694.28 is: 80,691,151.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,030,671.19 : 149,082,720.39 = 58,471,694.28 : x
  2. Step 2: Convert to fraction form
    108,030,671.19/149,082,720.39 = 58,471,694.28/x
  3. Step 3: Cross multiply
    108,030,671.19x = 149,082,720.39 × 58,471,694.28
  4. Step 4: Simplify right side
    108,030,671.19x = 8,717,119,249,074,802
  5. Step 5: Solve for x
    x = 8,717,119,249,074,802/108,030,671.19
  6. Step 6: Final answer
    x = 80,691,151.44

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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.