Home / 92,263,125.30-138,300,209.55-53,904,894.90

Finding the Fourth Proportional to 92,263,125.30, 138,300,209.55 and 53,904,894.90

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Solution

The fourth proportional to 92,263,125.30, 138,300,209.55 and 53,904,894.90 is: 80,802,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,263,125.30 : 138,300,209.55 = 53,904,894.90 : x
  2. Step 2: Convert to fraction form
    92,263,125.30/138,300,209.55 = 53,904,894.90/x
  3. Step 3: Cross multiply
    92,263,125.30x = 138,300,209.55 × 53,904,894.90
  4. Step 4: Simplify right side
    92,263,125.30x = 7,455,058,260,440,727
  5. Step 5: Solve for x
    x = 7,455,058,260,440,727/92,263,125.30
  6. Step 6: Final answer
    x = 80,802,143.18

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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.