Home / 262,683,083,126.74-393,922,756,911.54-90,350,816,722.06

Finding the Fourth Proportional to 262,683,083,126.74, 393,922,756,911.54 and 90,350,816,722.06

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Solution

The fourth proportional to 262,683,083,126.74, 393,922,756,911.54 and 90,350,816,722.06 is: 135,491,187,284.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,683,083,126.74 : 393,922,756,911.54 = 90,350,816,722.06 : x
  2. Step 2: Convert to fraction form
    262,683,083,126.74/393,922,756,911.54 = 90,350,816,722.06/x
  3. Step 3: Cross multiply
    262,683,083,126.74x = 393,922,756,911.54 × 90,350,816,722.06
  4. Step 4: Simplify right side
    262,683,083,126.74x = 35,591,242,812,363,139,710,976
  5. Step 5: Solve for x
    x = 35,591,242,812,363,139,710,976/262,683,083,126.74
  6. Step 6: Final answer
    x = 135,491,187,284.38

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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.