Home / 48,155,616,008.10-72,233,424,012.15-31,419,050,883.30

Finding the Fourth Proportional to 48,155,616,008.10, 72,233,424,012.15 and 31,419,050,883.30

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Solution

The fourth proportional to 48,155,616,008.10, 72,233,424,012.15 and 31,419,050,883.30 is: 47,128,576,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,155,616,008.10 : 72,233,424,012.15 = 31,419,050,883.30 : x
  2. Step 2: Convert to fraction form
    48,155,616,008.10/72,233,424,012.15 = 31,419,050,883.30/x
  3. Step 3: Cross multiply
    48,155,616,008.10x = 72,233,424,012.15 × 31,419,050,883.30
  4. Step 4: Simplify right side
    48,155,616,008.10x = 2,269,505,624,512,724,729,856
  5. Step 5: Solve for x
    x = 2,269,505,624,512,724,729,856/48,155,616,008.10
  6. Step 6: Final answer
    x = 47,128,576,324.95

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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.