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Finding the Fourth Proportional to 51,441,520,691.80, 77,162,281,037.70 and 51,441,520,691.80

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Solution

The fourth proportional to 51,441,520,691.80, 77,162,281,037.70 and 51,441,520,691.80 is: 77,162,281,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,441,520,691.80 : 77,162,281,037.70 = 51,441,520,691.80 : x
  2. Step 2: Convert to fraction form
    51,441,520,691.80/77,162,281,037.70 = 51,441,520,691.80/x
  3. Step 3: Cross multiply
    51,441,520,691.80x = 77,162,281,037.70 × 51,441,520,691.80
  4. Step 4: Simplify right side
    51,441,520,691.80x = 3,969,345,076,627,331,612,672
  5. Step 5: Solve for x
    x = 3,969,345,076,627,331,612,672/51,441,520,691.80
  6. Step 6: Final answer
    x = 77,162,281,037.70

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1.5x scale

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.