Home / 157,790,761.40-236,288,010.90-125,940,265.40

Finding the Fourth Proportional to 157,790,761.40, 236,288,010.90 and 125,940,265.40

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Solution

The fourth proportional to 157,790,761.40, 236,288,010.90 and 125,940,265.40 is: 188,592,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,790,761.40 : 236,288,010.90 = 125,940,265.40 : x
  2. Step 2: Convert to fraction form
    157,790,761.40/236,288,010.90 = 125,940,265.40/x
  3. Step 3: Cross multiply
    157,790,761.40x = 236,288,010.90 × 125,940,265.40
  4. Step 4: Simplify right side
    157,790,761.40x = 29,758,174,803,584,096
  5. Step 5: Solve for x
    x = 29,758,174,803,584,096/157,790,761.40
  6. Step 6: Final answer
    x = 188,592,630.77

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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.