Home / 6,867,865,610.78-9,479,709,821.34-4,010,778,508.90

Finding the Fourth Proportional to 6,867,865,610.78, 9,479,709,821.34 and 4,010,778,508.90

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Solution

The fourth proportional to 6,867,865,610.78, 9,479,709,821.34 and 4,010,778,508.90 is: 5,536,074,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867,865,610.78 : 9,479,709,821.34 = 4,010,778,508.90 : x
  2. Step 2: Convert to fraction form
    6,867,865,610.78/9,479,709,821.34 = 4,010,778,508.90/x
  3. Step 3: Cross multiply
    6,867,865,610.78x = 9,479,709,821.34 × 4,010,778,508.90
  4. Step 4: Simplify right side
    6,867,865,610.78x = 38,021,016,422,084,231,168
  5. Step 5: Solve for x
    x = 38,021,016,422,084,231,168/6,867,865,610.78
  6. Step 6: Final answer
    x = 5,536,074,608.45

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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.