Home / 237,146,514.90-355,719,772.35-155,779,617.30

Finding the Fourth Proportional to 237,146,514.90, 355,719,772.35 and 155,779,617.30

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Solution

The fourth proportional to 237,146,514.90, 355,719,772.35 and 155,779,617.30 is: 233,669,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,146,514.90 : 355,719,772.35 = 155,779,617.30 : x
  2. Step 2: Convert to fraction form
    237,146,514.90/355,719,772.35 = 155,779,617.30/x
  3. Step 3: Cross multiply
    237,146,514.90x = 355,719,772.35 × 155,779,617.30
  4. Step 4: Simplify right side
    237,146,514.90x = 55,413,890,002,726,128
  5. Step 5: Solve for x
    x = 55,413,890,002,726,128/237,146,514.90
  6. Step 6: Final answer
    x = 233,669,425.95

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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.