Home / 266,765,700.76-368,128,760.45-147,693,599.85

Finding the Fourth Proportional to 266,765,700.76, 368,128,760.45 and 147,693,599.85

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Solution

The fourth proportional to 266,765,700.76, 368,128,760.45 and 147,693,599.85 is: 203,812,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,765,700.76 : 368,128,760.45 = 147,693,599.85 : x
  2. Step 2: Convert to fraction form
    266,765,700.76/368,128,760.45 = 147,693,599.85/x
  3. Step 3: Cross multiply
    266,765,700.76x = 368,128,760.45 × 147,693,599.85
  4. Step 4: Simplify right side
    266,765,700.76x = 54,370,261,838,440,336
  5. Step 5: Solve for x
    x = 54,370,261,838,440,336/266,765,700.76
  6. Step 6: Final answer
    x = 203,812,790.34

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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.