Home / 187,823,266.80-281,734,900.20-157,690,562.10

Finding the Fourth Proportional to 187,823,266.80, 281,734,900.20 and 157,690,562.10

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Solution

The fourth proportional to 187,823,266.80, 281,734,900.20 and 157,690,562.10 is: 236,535,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,823,266.80 : 281,734,900.20 = 157,690,562.10 : x
  2. Step 2: Convert to fraction form
    187,823,266.80/281,734,900.20 = 157,690,562.10/x
  3. Step 3: Cross multiply
    187,823,266.80x = 281,734,900.20 × 157,690,562.10
  4. Step 4: Simplify right side
    187,823,266.80x = 44,426,934,775,725,400
  5. Step 5: Solve for x
    x = 44,426,934,775,725,400/187,823,266.80
  6. Step 6: Final answer
    x = 236,535,843.15

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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.