Home / 67,412,021,025.57-100,977,319,164.45-40,435,034,490.31

Finding the Fourth Proportional to 67,412,021,025.57, 100,977,319,164.45 and 40,435,034,490.31

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Solution

The fourth proportional to 67,412,021,025.57, 100,977,319,164.45 and 40,435,034,490.31 is: 60,568,149,731.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,412,021,025.57 : 100,977,319,164.45 = 40,435,034,490.31 : x
  2. Step 2: Convert to fraction form
    67,412,021,025.57/100,977,319,164.45 = 40,435,034,490.31/x
  3. Step 3: Cross multiply
    67,412,021,025.57x = 100,977,319,164.45 × 40,435,034,490.31
  4. Step 4: Simplify right side
    67,412,021,025.57x = 4,083,021,383,153,576,574,976
  5. Step 5: Solve for x
    x = 4,083,021,383,153,576,574,976/67,412,021,025.57
  6. Step 6: Final answer
    x = 60,568,149,731.11

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1.5x scale

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.