Home / 154,433,100.30-231,680,754.45-45,258,060.30

Finding the Fourth Proportional to 154,433,100.30, 231,680,754.45 and 45,258,060.30

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Solution

The fourth proportional to 154,433,100.30, 231,680,754.45 and 45,258,060.30 is: 67,896,205.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,433,100.30 : 231,680,754.45 = 45,258,060.30 : x
  2. Step 2: Convert to fraction form
    154,433,100.30/231,680,754.45 = 45,258,060.30/x
  3. Step 3: Cross multiply
    154,433,100.30x = 231,680,754.45 × 45,258,060.30
  4. Step 4: Simplify right side
    154,433,100.30x = 10,485,421,555,247,592
  5. Step 5: Solve for x
    x = 10,485,421,555,247,592/154,433,100.30
  6. Step 6: Final answer
    x = 67,896,205.77

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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.