Home / 12,689,101,855.25-19,034,285,003.96-4,829,123,344.61

Finding the Fourth Proportional to 12,689,101,855.25, 19,034,285,003.96 and 4,829,123,344.61

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Solution

The fourth proportional to 12,689,101,855.25, 19,034,285,003.96 and 4,829,123,344.61 is: 7,243,925,622.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,689,101,855.25 : 19,034,285,003.96 = 4,829,123,344.61 : x
  2. Step 2: Convert to fraction form
    12,689,101,855.25/19,034,285,003.96 = 4,829,123,344.61/x
  3. Step 3: Cross multiply
    12,689,101,855.25x = 19,034,285,003.96 × 4,829,123,344.61
  4. Step 4: Simplify right side
    12,689,101,855.25x = 91,918,910,060,559,138,816
  5. Step 5: Solve for x
    x = 91,918,910,060,559,138,816/12,689,101,855.25
  6. Step 6: Final answer
    x = 7,243,925,622.88

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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.