Home / 157,760,742.80-236,641,114.20-132,818,445.20

Finding the Fourth Proportional to 157,760,742.80, 236,641,114.20 and 132,818,445.20

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Solution

The fourth proportional to 157,760,742.80, 236,641,114.20 and 132,818,445.20 is: 199,227,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,760,742.80 : 236,641,114.20 = 132,818,445.20 : x
  2. Step 2: Convert to fraction form
    157,760,742.80/236,641,114.20 = 132,818,445.20/x
  3. Step 3: Cross multiply
    157,760,742.80x = 236,641,114.20 × 132,818,445.20
  4. Step 4: Simplify right side
    157,760,742.80x = 31,430,304,858,439,640
  5. Step 5: Solve for x
    x = 31,430,304,858,439,640/157,760,742.80
  6. Step 6: Final answer
    x = 199,227,667.80

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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.