Home / 266,060,040.40-398,791,462.20-112,679,995.60

Finding the Fourth Proportional to 266,060,040.40, 398,791,462.20 and 112,679,995.60

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Solution

The fourth proportional to 266,060,040.40, 398,791,462.20 and 112,679,995.60 is: 168,893,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,060,040.40 : 398,791,462.20 = 112,679,995.60 : x
  2. Step 2: Convert to fraction form
    266,060,040.40/398,791,462.20 = 112,679,995.60/x
  3. Step 3: Cross multiply
    266,060,040.40x = 398,791,462.20 × 112,679,995.60
  4. Step 4: Simplify right side
    266,060,040.40x = 44,935,820,206,013,560
  5. Step 5: Solve for x
    x = 44,935,820,206,013,560/266,060,040.40
  6. Step 6: Final answer
    x = 168,893,532.97

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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.