Home / 107,636,026.20-161,322,872.10-55,792,046.79

Finding the Fourth Proportional to 107,636,026.20, 161,322,872.10 and 55,792,046.79

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Solution

The fourth proportional to 107,636,026.20, 161,322,872.10 and 55,792,046.79 is: 83,620,080.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,636,026.20 : 161,322,872.10 = 55,792,046.79 : x
  2. Step 2: Convert to fraction form
    107,636,026.20/161,322,872.10 = 55,792,046.79/x
  3. Step 3: Cross multiply
    107,636,026.20x = 161,322,872.10 × 55,792,046.79
  4. Step 4: Simplify right side
    107,636,026.20x = 9,000,533,228,500,385
  5. Step 5: Solve for x
    x = 9,000,533,228,500,385/107,636,026.20
  6. Step 6: Final answer
    x = 83,620,080.99

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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.