Home / 98,073,002.27-135,340,742.63-56,843,809.49

Finding the Fourth Proportional to 98,073,002.27, 135,340,742.63 and 56,843,809.49

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Solution

The fourth proportional to 98,073,002.27, 135,340,742.63 and 56,843,809.49 is: 78,444,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,073,002.27 : 135,340,742.63 = 56,843,809.49 : x
  2. Step 2: Convert to fraction form
    98,073,002.27/135,340,742.63 = 56,843,809.49/x
  3. Step 3: Cross multiply
    98,073,002.27x = 135,340,742.63 × 56,843,809.49
  4. Step 4: Simplify right side
    98,073,002.27x = 7,693,283,390,010,623
  5. Step 5: Solve for x
    x = 7,693,283,390,010,623/98,073,002.27
  6. Step 6: Final answer
    x = 78,444,456.80

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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.