Home / 98,073,002.52-135,340,742.97-56,843,809.74

Finding the Fourth Proportional to 98,073,002.52, 135,340,742.97 and 56,843,809.74

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Solution

The fourth proportional to 98,073,002.52, 135,340,742.97 and 56,843,809.74 is: 78,444,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,073,002.52 : 135,340,742.97 = 56,843,809.74 : x
  2. Step 2: Convert to fraction form
    98,073,002.52/135,340,742.97 = 56,843,809.74/x
  3. Step 3: Cross multiply
    98,073,002.52x = 135,340,742.97 × 56,843,809.74
  4. Step 4: Simplify right side
    98,073,002.52x = 7,693,283,443,456,923
  5. Step 5: Solve for x
    x = 7,693,283,443,456,923/98,073,002.52
  6. Step 6: Final answer
    x = 78,444,457.15

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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.