Home / 87,716,603.93-121,050,340.31-48,023,467.61

Finding the Fourth Proportional to 87,716,603.93, 121,050,340.31 and 48,023,467.61

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Solution

The fourth proportional to 87,716,603.93, 121,050,340.31 and 48,023,467.61 is: 66,273,166.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,716,603.93 : 121,050,340.31 = 48,023,467.61 : x
  2. Step 2: Convert to fraction form
    87,716,603.93/121,050,340.31 = 48,023,467.61/x
  3. Step 3: Cross multiply
    87,716,603.93x = 121,050,340.31 × 48,023,467.61
  4. Step 4: Simplify right side
    87,716,603.93x = 5,813,257,096,571,569
  5. Step 5: Solve for x
    x = 5,813,257,096,571,569/87,716,603.93
  6. Step 6: Final answer
    x = 66,273,166.50

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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.