Home / 6,378,614,326.80-9,567,921,490.20-5,506,200,781.20

Finding the Fourth Proportional to 6,378,614,326.80, 9,567,921,490.20 and 5,506,200,781.20

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Solution

The fourth proportional to 6,378,614,326.80, 9,567,921,490.20 and 5,506,200,781.20 is: 8,259,301,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,614,326.80 : 9,567,921,490.20 = 5,506,200,781.20 : x
  2. Step 2: Convert to fraction form
    6,378,614,326.80/9,567,921,490.20 = 5,506,200,781.20/x
  3. Step 3: Cross multiply
    6,378,614,326.80x = 9,567,921,490.20 × 5,506,200,781.20
  4. Step 4: Simplify right side
    6,378,614,326.80x = 52,682,896,783,799,508,992
  5. Step 5: Solve for x
    x = 52,682,896,783,799,508,992/6,378,614,326.80
  6. Step 6: Final answer
    x = 8,259,301,171.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.