Home / 127,626,645.87-191,446,757.25-40,195,000.17

Finding the Fourth Proportional to 127,626,645.87, 191,446,757.25 and 40,195,000.17

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Solution

The fourth proportional to 127,626,645.87, 191,446,757.25 and 40,195,000.17 is: 60,294,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,626,645.87 : 191,446,757.25 = 40,195,000.17 : x
  2. Step 2: Convert to fraction form
    127,626,645.87/191,446,757.25 = 40,195,000.17/x
  3. Step 3: Cross multiply
    127,626,645.87x = 191,446,757.25 × 40,195,000.17
  4. Step 4: Simplify right side
    127,626,645.87x = 7,695,202,440,209,699
  5. Step 5: Solve for x
    x = 7,695,202,440,209,699/127,626,645.87
  6. Step 6: Final answer
    x = 60,294,638.22

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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.