Home / 159,753,475,218.15-220,466,725,791.52-88,468,105,242.15

Finding the Fourth Proportional to 159,753,475,218.15, 220,466,725,791.52 and 88,468,105,242.15

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Solution

The fourth proportional to 159,753,475,218.15, 220,466,725,791.52 and 88,468,105,242.15 is: 122,089,822,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,753,475,218.15 : 220,466,725,791.52 = 88,468,105,242.15 : x
  2. Step 2: Convert to fraction form
    159,753,475,218.15/220,466,725,791.52 = 88,468,105,242.15/x
  3. Step 3: Cross multiply
    159,753,475,218.15x = 220,466,725,791.52 × 88,468,105,242.15
  4. Step 4: Simplify right side
    159,753,475,218.15x = 19,504,273,499,716,413,554,688
  5. Step 5: Solve for x
    x = 19,504,273,499,716,413,554,688/159,753,475,218.15
  6. Step 6: Final answer
    x = 122,089,822,916.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.