Home / 67,412,021,024.57-100,977,319,162.95-40,435,034,489.31

Finding the Fourth Proportional to 67,412,021,024.57, 100,977,319,162.95 and 40,435,034,489.31

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Solution

The fourth proportional to 67,412,021,024.57, 100,977,319,162.95 and 40,435,034,489.31 is: 60,568,149,729.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,412,021,024.57 : 100,977,319,162.95 = 40,435,034,489.31 : x
  2. Step 2: Convert to fraction form
    67,412,021,024.57/100,977,319,162.95 = 40,435,034,489.31/x
  3. Step 3: Cross multiply
    67,412,021,024.57x = 100,977,319,162.95 × 40,435,034,489.31
  4. Step 4: Simplify right side
    67,412,021,024.57x = 4,083,021,382,991,946,448,896
  5. Step 5: Solve for x
    x = 4,083,021,382,991,946,448,896/67,412,021,024.57
  6. Step 6: Final answer
    x = 60,568,149,729.62

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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.