Home / 8,758,761,255-12,086,990,454.78-4,744,355,843.16

Finding the Fourth Proportional to 8,758,761,255, 12,086,990,454.78 and 4,744,355,843.16

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Solution

The fourth proportional to 8,758,761,255, 12,086,990,454.78 and 4,744,355,843.16 is: 6,547,156,854.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,761,255 : 12,086,990,454.78 = 4,744,355,843.16 : x
  2. Step 2: Convert to fraction form
    8,758,761,255/12,086,990,454.78 = 4,744,355,843.16/x
  3. Step 3: Cross multiply
    8,758,761,255x = 12,086,990,454.78 × 4,744,355,843.16
  4. Step 4: Simplify right side
    8,758,761,255x = 57,344,983,790,359,379,968
  5. Step 5: Solve for x
    x = 57,344,983,790,359,379,968/8,758,761,255
  6. Step 6: Final answer
    x = 6,547,156,854.81

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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.