Home / 1,255,846,612-1,733,068,324.56-699,061,190.74

Finding the Fourth Proportional to 1,255,846,612, 1,733,068,324.56 and 699,061,190.74

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Solution

The fourth proportional to 1,255,846,612, 1,733,068,324.56 and 699,061,190.74 is: 964,704,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,846,612 : 1,733,068,324.56 = 699,061,190.74 : x
  2. Step 2: Convert to fraction form
    1,255,846,612/1,733,068,324.56 = 699,061,190.74/x
  3. Step 3: Cross multiply
    1,255,846,612x = 1,733,068,324.56 × 699,061,190.74
  4. Step 4: Simplify right side
    1,255,846,612x = 1,211,520,806,600,690,432
  5. Step 5: Solve for x
    x = 1,211,520,806,600,690,432/1,255,846,612
  6. Step 6: Final answer
    x = 964,704,443.22

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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.