Home / 83,023,282,930.86-124,733,597,708.43-53,235,974,137.86

Finding the Fourth Proportional to 83,023,282,930.86, 124,733,597,708.43 and 53,235,974,137.86

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Solution

The fourth proportional to 83,023,282,930.86, 124,733,597,708.43 and 53,235,974,137.86 is: 79,981,353,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,023,282,930.86 : 124,733,597,708.43 = 53,235,974,137.86 : x
  2. Step 2: Convert to fraction form
    83,023,282,930.86/124,733,597,708.43 = 53,235,974,137.86/x
  3. Step 3: Cross multiply
    83,023,282,930.86x = 124,733,597,708.43 × 53,235,974,137.86
  4. Step 4: Simplify right side
    83,023,282,930.86x = 6,640,314,581,728,212,549,632
  5. Step 5: Solve for x
    x = 6,640,314,581,728,212,549,632/83,023,282,930.86
  6. Step 6: Final answer
    x = 79,981,353,992.69

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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.