Home / 136,001,254.08-187,676,267.04-74,120,266.56

Finding the Fourth Proportional to 136,001,254.08, 187,676,267.04 and 74,120,266.56

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Solution

The fourth proportional to 136,001,254.08, 187,676,267.04 and 74,120,266.56 is: 102,282,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,001,254.08 : 187,676,267.04 = 74,120,266.56 : x
  2. Step 2: Convert to fraction form
    136,001,254.08/187,676,267.04 = 74,120,266.56/x
  3. Step 3: Cross multiply
    136,001,254.08x = 187,676,267.04 × 74,120,266.56
  4. Step 4: Simplify right side
    136,001,254.08x = 13,910,614,939,990,542
  5. Step 5: Solve for x
    x = 13,910,614,939,990,542/136,001,254.08
  6. Step 6: Final answer
    x = 102,282,990.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.