Home / 66,209,902.05-99,337,179.33-29,316,755.22

Finding the Fourth Proportional to 66,209,902.05, 99,337,179.33 and 29,316,755.22

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Solution

The fourth proportional to 66,209,902.05, 99,337,179.33 and 29,316,755.22 is: 43,985,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,209,902.05 : 99,337,179.33 = 29,316,755.22 : x
  2. Step 2: Convert to fraction form
    66,209,902.05/99,337,179.33 = 29,316,755.22/x
  3. Step 3: Cross multiply
    66,209,902.05x = 99,337,179.33 × 29,316,755.22
  4. Step 4: Simplify right side
    66,209,902.05x = 2,912,243,770,662,853.50
  5. Step 5: Solve for x
    x = 2,912,243,770,662,853.50/66,209,902.05
  6. Step 6: Final answer
    x = 43,985,018.56

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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.