Home / 68,151,786.30-102,255,673.05-25,041,642.30

Finding the Fourth Proportional to 68,151,786.30, 102,255,673.05 and 25,041,642.30

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Solution

The fourth proportional to 68,151,786.30, 102,255,673.05 and 25,041,642.30 is: 37,572,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,151,786.30 : 102,255,673.05 = 25,041,642.30 : x
  2. Step 2: Convert to fraction form
    68,151,786.30/102,255,673.05 = 25,041,642.30/x
  3. Step 3: Cross multiply
    68,151,786.30x = 102,255,673.05 × 25,041,642.30
  4. Step 4: Simplify right side
    68,151,786.30x = 2,560,649,987,663,850
  5. Step 5: Solve for x
    x = 2,560,649,987,663,850/68,151,786.30
  6. Step 6: Final answer
    x = 37,572,749.40

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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.