Home / 99,696,072.20-149,544,108.30-45,948,360.20

Finding the Fourth Proportional to 99,696,072.20, 149,544,108.30 and 45,948,360.20

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Solution

The fourth proportional to 99,696,072.20, 149,544,108.30 and 45,948,360.20 is: 68,922,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,696,072.20 : 149,544,108.30 = 45,948,360.20 : x
  2. Step 2: Convert to fraction form
    99,696,072.20/149,544,108.30 = 45,948,360.20/x
  3. Step 3: Cross multiply
    99,696,072.20x = 149,544,108.30 × 45,948,360.20
  4. Step 4: Simplify right side
    99,696,072.20x = 6,871,306,553,956,211
  5. Step 5: Solve for x
    x = 6,871,306,553,956,211/99,696,072.20
  6. Step 6: Final answer
    x = 68,922,540.30

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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.