Home / 61,817,693.28-85,319,305.20-35,713,194.72

Finding the Fourth Proportional to 61,817,693.28, 85,319,305.20 and 35,713,194.72

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Solution

The fourth proportional to 61,817,693.28, 85,319,305.20 and 35,713,194.72 is: 49,290,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,817,693.28 : 85,319,305.20 = 35,713,194.72 : x
  2. Step 2: Convert to fraction form
    61,817,693.28/85,319,305.20 = 35,713,194.72/x
  3. Step 3: Cross multiply
    61,817,693.28x = 85,319,305.20 × 35,713,194.72
  4. Step 4: Simplify right side
    61,817,693.28x = 3,047,024,959,982,708.50
  5. Step 5: Solve for x
    x = 3,047,024,959,982,708.50/61,817,693.28
  6. Step 6: Final answer
    x = 49,290,499.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.