Home / 66,441,515.10-99,473,315.85-51,198,999.90

Finding the Fourth Proportional to 66,441,515.10, 99,473,315.85 and 51,198,999.90

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Solution

The fourth proportional to 66,441,515.10, 99,473,315.85 and 51,198,999.90 is: 76,652,892.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,441,515.10 : 99,473,315.85 = 51,198,999.90 : x
  2. Step 2: Convert to fraction form
    66,441,515.10/99,473,315.85 = 51,198,999.90/x
  3. Step 3: Cross multiply
    66,441,515.10x = 99,473,315.85 × 51,198,999.90
  4. Step 4: Simplify right side
    66,441,515.10x = 5,092,934,288,256,818
  5. Step 5: Solve for x
    x = 5,092,934,288,256,818/66,441,515.10
  6. Step 6: Final answer
    x = 76,652,892.11

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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.