Home / 8,999,486,685.99-12,423,598,147.17-5,993,741,420.55

Finding the Fourth Proportional to 8,999,486,685.99, 12,423,598,147.17 and 5,993,741,420.55

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Solution

The fourth proportional to 8,999,486,685.99, 12,423,598,147.17 and 5,993,741,420.55 is: 8,274,231,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999,486,685.99 : 12,423,598,147.17 = 5,993,741,420.55 : x
  2. Step 2: Convert to fraction form
    8,999,486,685.99/12,423,598,147.17 = 5,993,741,420.55/x
  3. Step 3: Cross multiply
    8,999,486,685.99x = 12,423,598,147.17 × 5,993,741,420.55
  4. Step 4: Simplify right side
    8,999,486,685.99x = 74,463,834,806,961,061,888
  5. Step 5: Solve for x
    x = 74,463,834,806,961,061,888/8,999,486,685.99
  6. Step 6: Final answer
    x = 8,274,231,342.87

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1.5x scale

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.