Home / 52,164,098.30-78,246,147.45-18,074,114.30

Finding the Fourth Proportional to 52,164,098.30, 78,246,147.45 and 18,074,114.30

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Solution

The fourth proportional to 52,164,098.30, 78,246,147.45 and 18,074,114.30 is: 27,111,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,164,098.30 : 78,246,147.45 = 18,074,114.30 : x
  2. Step 2: Convert to fraction form
    52,164,098.30/78,246,147.45 = 18,074,114.30/x
  3. Step 3: Cross multiply
    52,164,098.30x = 78,246,147.45 × 18,074,114.30
  4. Step 4: Simplify right side
    52,164,098.30x = 1,414,229,812,545,953.75
  5. Step 5: Solve for x
    x = 1,414,229,812,545,953.75/52,164,098.30
  6. Step 6: Final answer
    x = 27,111,171.45

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Double scale
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Similar ratio
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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.