Home / 6,867,865,616.76-9,479,709,829.64-4,010,778,514.92

Finding the Fourth Proportional to 6,867,865,616.76, 9,479,709,829.64 and 4,010,778,514.92

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Solution

The fourth proportional to 6,867,865,616.76, 9,479,709,829.64 and 4,010,778,514.92 is: 5,536,074,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867,865,616.76 : 9,479,709,829.64 = 4,010,778,514.92 : x
  2. Step 2: Convert to fraction form
    6,867,865,616.76/9,479,709,829.64 = 4,010,778,514.92/x
  3. Step 3: Cross multiply
    6,867,865,616.76x = 9,479,709,829.64 × 4,010,778,514.92
  4. Step 4: Simplify right side
    6,867,865,616.76x = 38,021,016,512,396,042,240
  5. Step 5: Solve for x
    x = 38,021,016,512,396,042,240/6,867,865,616.76
  6. Step 6: Final answer
    x = 5,536,074,616.78

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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.