Home / 130,422,739.78-195,641,437.20-41,799,022.48

Finding the Fourth Proportional to 130,422,739.78, 195,641,437.20 and 41,799,022.48

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Solution

The fourth proportional to 130,422,739.78, 195,641,437.20 and 41,799,022.48 is: 62,700,882.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,422,739.78 : 195,641,437.20 = 41,799,022.48 : x
  2. Step 2: Convert to fraction form
    130,422,739.78/195,641,437.20 = 41,799,022.48/x
  3. Step 3: Cross multiply
    130,422,739.78x = 195,641,437.20 × 41,799,022.48
  4. Step 4: Simplify right side
    130,422,739.78x = 8,177,620,831,542,307
  5. Step 5: Solve for x
    x = 8,177,620,831,542,307/130,422,739.78
  6. Step 6: Final answer
    x = 62,700,882.11

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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.