Home / 99,677,344.80-149,544,010.80-48,561,031.20

Finding the Fourth Proportional to 99,677,344.80, 149,544,010.80 and 48,561,031.20

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Solution

The fourth proportional to 99,677,344.80, 149,544,010.80 and 48,561,031.20 is: 72,855,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,677,344.80 : 149,544,010.80 = 48,561,031.20 : x
  2. Step 2: Convert to fraction form
    99,677,344.80/149,544,010.80 = 48,561,031.20/x
  3. Step 3: Cross multiply
    99,677,344.80x = 149,544,010.80 × 48,561,031.20
  4. Step 4: Simplify right side
    99,677,344.80x = 7,262,011,374,231,938
  5. Step 5: Solve for x
    x = 7,262,011,374,231,938/99,677,344.80
  6. Step 6: Final answer
    x = 72,855,184.78

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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.