Home / 109,438,432.66-163,896,061.92-60,795,640.36

Finding the Fourth Proportional to 109,438,432.66, 163,896,061.92 and 60,795,640.36

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Solution

The fourth proportional to 109,438,432.66, 163,896,061.92 and 60,795,640.36 is: 91,048,142.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,438,432.66 : 163,896,061.92 = 60,795,640.36 : x
  2. Step 2: Convert to fraction form
    109,438,432.66/163,896,061.92 = 60,795,640.36/x
  3. Step 3: Cross multiply
    109,438,432.66x = 163,896,061.92 × 60,795,640.36
  4. Step 4: Simplify right side
    109,438,432.66x = 9,964,166,036,908,610
  5. Step 5: Solve for x
    x = 9,964,166,036,908,610/109,438,432.66
  6. Step 6: Final answer
    x = 91,048,142.73

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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.