Home / 99,676,929.80-149,543,388.30-48,560,616.20

Finding the Fourth Proportional to 99,676,929.80, 149,543,388.30 and 48,560,616.20

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Solution

The fourth proportional to 99,676,929.80, 149,543,388.30 and 48,560,616.20 is: 72,854,562.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,676,929.80 : 149,543,388.30 = 48,560,616.20 : x
  2. Step 2: Convert to fraction form
    99,676,929.80/149,543,388.30 = 48,560,616.20/x
  3. Step 3: Cross multiply
    99,676,929.80x = 149,543,388.30 × 48,560,616.20
  4. Step 4: Simplify right side
    99,676,929.80x = 7,261,919,084,483,871
  5. Step 5: Solve for x
    x = 7,261,919,084,483,871/99,676,929.80
  6. Step 6: Final answer
    x = 72,854,562.22

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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.