Home / 148,565,768.29-205,027,163.45-82,486,269.81

Finding the Fourth Proportional to 148,565,768.29, 205,027,163.45 and 82,486,269.81

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Solution

The fourth proportional to 148,565,768.29, 205,027,163.45 and 82,486,269.81 is: 113,834,607.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,565,768.29 : 205,027,163.45 = 82,486,269.81 : x
  2. Step 2: Convert to fraction form
    148,565,768.29/205,027,163.45 = 82,486,269.81/x
  3. Step 3: Cross multiply
    148,565,768.29x = 205,027,163.45 × 82,486,269.81
  4. Step 4: Simplify right side
    148,565,768.29x = 16,911,925,922,612,562
  5. Step 5: Solve for x
    x = 16,911,925,922,612,562/148,565,768.29
  6. Step 6: Final answer
    x = 113,834,607.51

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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.