Home / 90,699,469,337.80-136,049,204,006.70-51,027,611,264.20

Finding the Fourth Proportional to 90,699,469,337.80, 136,049,204,006.70 and 51,027,611,264.20

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Solution

The fourth proportional to 90,699,469,337.80, 136,049,204,006.70 and 51,027,611,264.20 is: 76,541,416,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,699,469,337.80 : 136,049,204,006.70 = 51,027,611,264.20 : x
  2. Step 2: Convert to fraction form
    90,699,469,337.80/136,049,204,006.70 = 51,027,611,264.20/x
  3. Step 3: Cross multiply
    90,699,469,337.80x = 136,049,204,006.70 × 51,027,611,264.20
  4. Step 4: Simplify right side
    90,699,469,337.80x = 6,942,265,894,857,727,803,392
  5. Step 5: Solve for x
    x = 6,942,265,894,857,727,803,392/90,699,469,337.80
  6. Step 6: Final answer
    x = 76,541,416,896.30

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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.