Home / 885,344,550.10-1,328,016,825.15-873,251,314.90

Finding the Fourth Proportional to 885,344,550.10, 1,328,016,825.15 and 873,251,314.90

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Solution

The fourth proportional to 885,344,550.10, 1,328,016,825.15 and 873,251,314.90 is: 1,309,876,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,344,550.10 : 1,328,016,825.15 = 873,251,314.90 : x
  2. Step 2: Convert to fraction form
    885,344,550.10/1,328,016,825.15 = 873,251,314.90/x
  3. Step 3: Cross multiply
    885,344,550.10x = 1,328,016,825.15 × 873,251,314.90
  4. Step 4: Simplify right side
    885,344,550.10x = 1,159,692,438,771,560,960
  5. Step 5: Solve for x
    x = 1,159,692,438,771,560,960/885,344,550.10
  6. Step 6: Final answer
    x = 1,309,876,972.35

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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.