Home / 179,287,444.63-247,414,158.61-99,905,851.90

Finding the Fourth Proportional to 179,287,444.63, 247,414,158.61 and 99,905,851.90

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Solution

The fourth proportional to 179,287,444.63, 247,414,158.61 and 99,905,851.90 is: 137,868,674.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,287,444.63 : 247,414,158.61 = 99,905,851.90 : x
  2. Step 2: Convert to fraction form
    179,287,444.63/247,414,158.61 = 99,905,851.90/x
  3. Step 3: Cross multiply
    179,287,444.63x = 247,414,158.61 × 99,905,851.90
  4. Step 4: Simplify right side
    179,287,444.63x = 24,718,122,288,053,772
  5. Step 5: Solve for x
    x = 24,718,122,288,053,772/179,287,444.63
  6. Step 6: Final answer
    x = 137,868,674.18

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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.