Home / 4,508,177,187.18-6,218,699,765.78-2,811,686,515.24

Finding the Fourth Proportional to 4,508,177,187.18, 6,218,699,765.78 and 2,811,686,515.24

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Solution

The fourth proportional to 4,508,177,187.18, 6,218,699,765.78 and 2,811,686,515.24 is: 3,878,515,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508,177,187.18 : 6,218,699,765.78 = 2,811,686,515.24 : x
  2. Step 2: Convert to fraction form
    4,508,177,187.18/6,218,699,765.78 = 2,811,686,515.24/x
  3. Step 3: Cross multiply
    4,508,177,187.18x = 6,218,699,765.78 × 2,811,686,515.24
  4. Step 4: Simplify right side
    4,508,177,187.18x = 17,485,034,273,769,771,008
  5. Step 5: Solve for x
    x = 17,485,034,273,769,771,008/4,508,177,187.18
  6. Step 6: Final answer
    x = 3,878,515,317.34

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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.