Home / 99,676,843.80-149,543,259.30-48,560,530.20

Finding the Fourth Proportional to 99,676,843.80, 149,543,259.30 and 48,560,530.20

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Solution

The fourth proportional to 99,676,843.80, 149,543,259.30 and 48,560,530.20 is: 72,854,433.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,676,843.80 : 149,543,259.30 = 48,560,530.20 : x
  2. Step 2: Convert to fraction form
    99,676,843.80/149,543,259.30 = 48,560,530.20/x
  3. Step 3: Cross multiply
    99,676,843.80x = 149,543,259.30 × 48,560,530.20
  4. Step 4: Simplify right side
    99,676,843.80x = 7,261,899,959,444,082
  5. Step 5: Solve for x
    x = 7,261,899,959,444,082/99,676,843.80
  6. Step 6: Final answer
    x = 72,854,433.21

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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.