Home / 66,310,306,777.52-99,482,198,888.45-18,503,276,037.71

Finding the Fourth Proportional to 66,310,306,777.52, 99,482,198,888.45 and 18,503,276,037.71

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Solution

The fourth proportional to 66,310,306,777.52, 99,482,198,888.45 and 18,503,276,037.71 is: 27,759,584,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,310,306,777.52 : 99,482,198,888.45 = 18,503,276,037.71 : x
  2. Step 2: Convert to fraction form
    66,310,306,777.52/99,482,198,888.45 = 18,503,276,037.71/x
  3. Step 3: Cross multiply
    66,310,306,777.52x = 99,482,198,888.45 × 18,503,276,037.71
  4. Step 4: Simplify right side
    66,310,306,777.52x = 1,840,746,586,871,195,238,400
  5. Step 5: Solve for x
    x = 1,840,746,586,871,195,238,400/66,310,306,777.52
  6. Step 6: Final answer
    x = 27,759,584,841.72

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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.