Home / 45,461,115.28-68,192,263.87-15,168,978.28

Finding the Fourth Proportional to 45,461,115.28, 68,192,263.87 and 15,168,978.28

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Solution

The fourth proportional to 45,461,115.28, 68,192,263.87 and 15,168,978.28 is: 22,753,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,461,115.28 : 68,192,263.87 = 15,168,978.28 : x
  2. Step 2: Convert to fraction form
    45,461,115.28/68,192,263.87 = 15,168,978.28/x
  3. Step 3: Cross multiply
    45,461,115.28x = 68,192,263.87 × 15,168,978.28
  4. Step 4: Simplify right side
    45,461,115.28x = 1,034,406,969,555,376.75
  5. Step 5: Solve for x
    x = 1,034,406,969,555,376.75/45,461,115.28
  6. Step 6: Final answer
    x = 22,753,664.60

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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.