Home / 6,454,512,397.35-8,911,339,732.85-5,267,911,818.69

Finding the Fourth Proportional to 6,454,512,397.35, 8,911,339,732.85 and 5,267,911,818.69

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Solution

The fourth proportional to 6,454,512,397.35, 8,911,339,732.85 and 5,267,911,818.69 is: 7,273,074,867.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454,512,397.35 : 8,911,339,732.85 = 5,267,911,818.69 : x
  2. Step 2: Convert to fraction form
    6,454,512,397.35/8,911,339,732.85 = 5,267,911,818.69/x
  3. Step 3: Cross multiply
    6,454,512,397.35x = 8,911,339,732.85 × 5,267,911,818.69
  4. Step 4: Simplify right side
    6,454,512,397.35x = 46,944,151,899,015,954,432
  5. Step 5: Solve for x
    x = 46,944,151,899,015,954,432/6,454,512,397.35
  6. Step 6: Final answer
    x = 7,273,074,867.48

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Double scale
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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.