Home / 116,000,125.14-160,040,997.36-65,758,957.38

Finding the Fourth Proportional to 116,000,125.14, 160,040,997.36 and 65,758,957.38

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Solution

The fourth proportional to 116,000,125.14, 160,040,997.36 and 65,758,957.38 is: 90,725,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,000,125.14 : 160,040,997.36 = 65,758,957.38 : x
  2. Step 2: Convert to fraction form
    116,000,125.14/160,040,997.36 = 65,758,957.38/x
  3. Step 3: Cross multiply
    116,000,125.14x = 160,040,997.36 × 65,758,957.38
  4. Step 4: Simplify right side
    116,000,125.14x = 10,524,129,124,448,934
  5. Step 5: Solve for x
    x = 10,524,129,124,448,934/116,000,125.14
  6. Step 6: Final answer
    x = 90,725,153.20

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1.5x scale

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.