Home / 844,222,811.50-1,165,027,590.30-467,903,694.56

Finding the Fourth Proportional to 844,222,811.50, 1,165,027,590.30 and 467,903,694.56

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Solution

The fourth proportional to 844,222,811.50, 1,165,027,590.30 and 467,903,694.56 is: 645,707,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,222,811.50 : 1,165,027,590.30 = 467,903,694.56 : x
  2. Step 2: Convert to fraction form
    844,222,811.50/1,165,027,590.30 = 467,903,694.56/x
  3. Step 3: Cross multiply
    844,222,811.50x = 1,165,027,590.30 × 467,903,694.56
  4. Step 4: Simplify right side
    844,222,811.50x = 545,120,713,765,704,000
  5. Step 5: Solve for x
    x = 545,120,713,765,704,000/844,222,811.50
  6. Step 6: Final answer
    x = 645,707,159.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.