Home / 82,110,115.08-113,315,515.38-45,440,697.96

Finding the Fourth Proportional to 82,110,115.08, 113,315,515.38 and 45,440,697.96

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Solution

The fourth proportional to 82,110,115.08, 113,315,515.38 and 45,440,697.96 is: 62,710,131.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,110,115.08 : 113,315,515.38 = 45,440,697.96 : x
  2. Step 2: Convert to fraction form
    82,110,115.08/113,315,515.38 = 45,440,697.96/x
  3. Step 3: Cross multiply
    82,110,115.08x = 113,315,515.38 × 45,440,697.96
  4. Step 4: Simplify right side
    82,110,115.08x = 5,149,136,108,564,315
  5. Step 5: Solve for x
    x = 5,149,136,108,564,315/82,110,115.08
  6. Step 6: Final answer
    x = 62,710,131.43

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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.