Home / 162,968,693.38-244,449,489.03-76,659,260.02

Finding the Fourth Proportional to 162,968,693.38, 244,449,489.03 and 76,659,260.02

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Solution

The fourth proportional to 162,968,693.38, 244,449,489.03 and 76,659,260.02 is: 114,987,219.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,968,693.38 : 244,449,489.03 = 76,659,260.02 : x
  2. Step 2: Convert to fraction form
    162,968,693.38/244,449,489.03 = 76,659,260.02/x
  3. Step 3: Cross multiply
    162,968,693.38x = 244,449,489.03 × 76,659,260.02
  4. Step 4: Simplify right side
    162,968,693.38x = 18,739,316,941,306,908
  5. Step 5: Solve for x
    x = 18,739,316,941,306,908/162,968,693.38
  6. Step 6: Final answer
    x = 114,987,219.65

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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.