Home / 85,995,250.79-118,666,156.30-48,315,464.71

Finding the Fourth Proportional to 85,995,250.79, 118,666,156.30 and 48,315,464.71

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Solution

The fourth proportional to 85,995,250.79, 118,666,156.30 and 48,315,464.71 is: 66,671,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,995,250.79 : 118,666,156.30 = 48,315,464.71 : x
  2. Step 2: Convert to fraction form
    85,995,250.79/118,666,156.30 = 48,315,464.71/x
  3. Step 3: Cross multiply
    85,995,250.79x = 118,666,156.30 × 48,315,464.71
  4. Step 4: Simplify right side
    85,995,250.79x = 5,733,410,486,566,540
  5. Step 5: Solve for x
    x = 5,733,410,486,566,540/85,995,250.79
  6. Step 6: Final answer
    x = 66,671,245.61

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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.