Home / 72,757,690.22-100,150,762.25-63,448,836.82

Finding the Fourth Proportional to 72,757,690.22, 100,150,762.25 and 63,448,836.82

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Solution

The fourth proportional to 72,757,690.22, 100,150,762.25 and 63,448,836.82 is: 87,337,150.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,757,690.22 : 100,150,762.25 = 63,448,836.82 : x
  2. Step 2: Convert to fraction form
    72,757,690.22/100,150,762.25 = 63,448,836.82/x
  3. Step 3: Cross multiply
    72,757,690.22x = 100,150,762.25 × 63,448,836.82
  4. Step 4: Simplify right side
    72,757,690.22x = 6,354,449,371,307,111
  5. Step 5: Solve for x
    x = 6,354,449,371,307,111/72,757,690.22
  6. Step 6: Final answer
    x = 87,337,150.92

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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.