Home / 48,155,616,004.60-72,233,424,006.90-31,419,050,879.80

Finding the Fourth Proportional to 48,155,616,004.60, 72,233,424,006.90 and 31,419,050,879.80

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Solution

The fourth proportional to 48,155,616,004.60, 72,233,424,006.90 and 31,419,050,879.80 is: 47,128,576,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,155,616,004.60 : 72,233,424,006.90 = 31,419,050,879.80 : x
  2. Step 2: Convert to fraction form
    48,155,616,004.60/72,233,424,006.90 = 31,419,050,879.80/x
  3. Step 3: Cross multiply
    48,155,616,004.60x = 72,233,424,006.90 × 31,419,050,879.80
  4. Step 4: Simplify right side
    48,155,616,004.60x = 2,269,505,624,094,957,633,536
  5. Step 5: Solve for x
    x = 2,269,505,624,094,957,633,536/48,155,616,004.60
  6. Step 6: Final answer
    x = 47,128,576,319.70

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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.