Home / 55,134,034.30-82,701,051.45-54,283,728.70

Finding the Fourth Proportional to 55,134,034.30, 82,701,051.45 and 54,283,728.70

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Solution

The fourth proportional to 55,134,034.30, 82,701,051.45 and 54,283,728.70 is: 81,425,593.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134,034.30 : 82,701,051.45 = 54,283,728.70 : x
  2. Step 2: Convert to fraction form
    55,134,034.30/82,701,051.45 = 54,283,728.70/x
  3. Step 3: Cross multiply
    55,134,034.30x = 82,701,051.45 × 54,283,728.70
  4. Step 4: Simplify right side
    55,134,034.30x = 4,489,321,440,116,542
  5. Step 5: Solve for x
    x = 4,489,321,440,116,542/55,134,034.30
  6. Step 6: Final answer
    x = 81,425,593.05

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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.