Home / 71,228,970,644.95-106,846,892,242.48-23,420,921,617.53

Finding the Fourth Proportional to 71,228,970,644.95, 106,846,892,242.48 and 23,420,921,617.53

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Solution

The fourth proportional to 71,228,970,644.95, 106,846,892,242.48 and 23,420,921,617.53 is: 35,132,512,313.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,228,970,644.95 : 106,846,892,242.48 = 23,420,921,617.53 : x
  2. Step 2: Convert to fraction form
    71,228,970,644.95/106,846,892,242.48 = 23,420,921,617.53/x
  3. Step 3: Cross multiply
    71,228,970,644.95x = 106,846,892,242.48 × 23,420,921,617.53
  4. Step 4: Simplify right side
    71,228,970,644.95x = 2,502,452,688,287,584,223,232
  5. Step 5: Solve for x
    x = 2,502,452,688,287,584,223,232/71,228,970,644.95
  6. Step 6: Final answer
    x = 35,132,512,313.87

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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.