Home / 262,683,083,118.22-393,922,756,898.82-90,350,816,713.53

Finding the Fourth Proportional to 262,683,083,118.22, 393,922,756,898.82 and 90,350,816,713.53

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Solution

The fourth proportional to 262,683,083,118.22, 393,922,756,898.82 and 90,350,816,713.53 is: 135,491,187,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,683,083,118.22 : 393,922,756,898.82 = 90,350,816,713.53 : x
  2. Step 2: Convert to fraction form
    262,683,083,118.22/393,922,756,898.82 = 90,350,816,713.53/x
  3. Step 3: Cross multiply
    262,683,083,118.22x = 393,922,756,898.82 × 90,350,816,713.53
  4. Step 4: Simplify right side
    262,683,083,118.22x = 35,591,242,807,853,721,845,760
  5. Step 5: Solve for x
    x = 35,591,242,807,853,721,845,760/262,683,083,118.22
  6. Step 6: Final answer
    x = 135,491,187,271.61

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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.