Home / 124,859,089.04-172,305,911.52-69,108,381.66

Finding the Fourth Proportional to 124,859,089.04, 172,305,911.52 and 69,108,381.66

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Solution

The fourth proportional to 124,859,089.04, 172,305,911.52 and 69,108,381.66 is: 95,369,770.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,859,089.04 : 172,305,911.52 = 69,108,381.66 : x
  2. Step 2: Convert to fraction form
    124,859,089.04/172,305,911.52 = 69,108,381.66/x
  3. Step 3: Cross multiply
    124,859,089.04x = 172,305,911.52 × 69,108,381.66
  4. Step 4: Simplify right side
    124,859,089.04x = 11,907,782,695,598,350
  5. Step 5: Solve for x
    x = 11,907,782,695,598,350/124,859,089.04
  6. Step 6: Final answer
    x = 95,369,770.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.