Home / 440,393,436.90-660,569,160.15-149,232,003.30

Finding the Fourth Proportional to 440,393,436.90, 660,569,160.15 and 149,232,003.30

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Solution

The fourth proportional to 440,393,436.90, 660,569,160.15 and 149,232,003.30 is: 223,840,890.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,393,436.90 : 660,569,160.15 = 149,232,003.30 : x
  2. Step 2: Convert to fraction form
    440,393,436.90/660,569,160.15 = 149,232,003.30/x
  3. Step 3: Cross multiply
    440,393,436.90x = 660,569,160.15 × 149,232,003.30
  4. Step 4: Simplify right side
    440,393,436.90x = 98,578,059,087,383,040
  5. Step 5: Solve for x
    x = 98,578,059,087,383,040/440,393,436.90
  6. Step 6: Final answer
    x = 223,840,890.50

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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.