Home / 79,730,254.20-119,595,381.30-43,356,070.20

Finding the Fourth Proportional to 79,730,254.20, 119,595,381.30 and 43,356,070.20

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Solution

The fourth proportional to 79,730,254.20, 119,595,381.30 and 43,356,070.20 is: 65,034,105.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,730,254.20 : 119,595,381.30 = 43,356,070.20 : x
  2. Step 2: Convert to fraction form
    79,730,254.20/119,595,381.30 = 43,356,070.20/x
  3. Step 3: Cross multiply
    79,730,254.20x = 119,595,381.30 × 43,356,070.20
  4. Step 4: Simplify right side
    79,730,254.20x = 5,185,185,747,238,567
  5. Step 5: Solve for x
    x = 5,185,185,747,238,567/79,730,254.20
  6. Step 6: Final answer
    x = 65,034,105.30

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Similar ratio
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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.