Home / 82,213,392.10-123,347,619.66-26,883,778.66

Finding the Fourth Proportional to 82,213,392.10, 123,347,619.66 and 26,883,778.66

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Solution

The fourth proportional to 82,213,392.10, 123,347,619.66 and 26,883,778.66 is: 40,334,670.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,213,392.10 : 123,347,619.66 = 26,883,778.66 : x
  2. Step 2: Convert to fraction form
    82,213,392.10/123,347,619.66 = 26,883,778.66/x
  3. Step 3: Cross multiply
    82,213,392.10x = 123,347,619.66 × 26,883,778.66
  4. Step 4: Simplify right side
    82,213,392.10x = 3,316,050,105,177,304.50
  5. Step 5: Solve for x
    x = 3,316,050,105,177,304.50/82,213,392.10
  6. Step 6: Final answer
    x = 40,334,670.79

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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.