Home / 154,597,902.30-231,896,853.45-147,039,630.30

Finding the Fourth Proportional to 154,597,902.30, 231,896,853.45 and 147,039,630.30

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Solution

The fourth proportional to 154,597,902.30, 231,896,853.45 and 147,039,630.30 is: 220,559,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,597,902.30 : 231,896,853.45 = 147,039,630.30 : x
  2. Step 2: Convert to fraction form
    154,597,902.30/231,896,853.45 = 147,039,630.30/x
  3. Step 3: Cross multiply
    154,597,902.30x = 231,896,853.45 × 147,039,630.30
  4. Step 4: Simplify right side
    154,597,902.30x = 34,098,027,599,021,280
  5. Step 5: Solve for x
    x = 34,098,027,599,021,280/154,597,902.30
  6. Step 6: Final answer
    x = 220,559,445.45

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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.