Home / 96,772,151.20-145,158,226.80-79,752,042.40

Finding the Fourth Proportional to 96,772,151.20, 145,158,226.80 and 79,752,042.40

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Solution

The fourth proportional to 96,772,151.20, 145,158,226.80 and 79,752,042.40 is: 119,628,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772,151.20 : 145,158,226.80 = 79,752,042.40 : x
  2. Step 2: Convert to fraction form
    96,772,151.20/145,158,226.80 = 79,752,042.40/x
  3. Step 3: Cross multiply
    96,772,151.20x = 145,158,226.80 × 79,752,042.40
  4. Step 4: Simplify right side
    96,772,151.20x = 11,576,665,058,462,418
  5. Step 5: Solve for x
    x = 11,576,665,058,462,418/96,772,151.20
  6. Step 6: Final answer
    x = 119,628,063.60

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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.