Home / 66,441,514.60-99,473,315.10-51,198,999.40

Finding the Fourth Proportional to 66,441,514.60, 99,473,315.10 and 51,198,999.40

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Solution

The fourth proportional to 66,441,514.60, 99,473,315.10 and 51,198,999.40 is: 76,652,891.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,441,514.60 : 99,473,315.10 = 51,198,999.40 : x
  2. Step 2: Convert to fraction form
    66,441,514.60/99,473,315.10 = 51,198,999.40/x
  3. Step 3: Cross multiply
    66,441,514.60x = 99,473,315.10 × 51,198,999.40
  4. Step 4: Simplify right side
    66,441,514.60x = 5,092,934,200,120,910
  5. Step 5: Solve for x
    x = 5,092,934,200,120,910/66,441,514.60
  6. Step 6: Final answer
    x = 76,652,891.36

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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.