Home / 80,476,075.10-120,745,605.45-29,363,260.70

Finding the Fourth Proportional to 80,476,075.10, 120,745,605.45 and 29,363,260.70

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Solution

The fourth proportional to 80,476,075.10, 120,745,605.45 and 29,363,260.70 is: 44,056,381.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,476,075.10 : 120,745,605.45 = 29,363,260.70 : x
  2. Step 2: Convert to fraction form
    80,476,075.10/120,745,605.45 = 29,363,260.70/x
  3. Step 3: Cross multiply
    80,476,075.10x = 120,745,605.45 × 29,363,260.70
  4. Step 4: Simplify right side
    80,476,075.10x = 3,545,484,691,207,691
  5. Step 5: Solve for x
    x = 3,545,484,691,207,691/80,476,075.10
  6. Step 6: Final answer
    x = 44,056,381.81

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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.