Home / 956,841,296.96-1,320,441,879.67-516,808,148.96

Finding the Fourth Proportional to 956,841,296.96, 1,320,441,879.67 and 516,808,148.96

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Solution

The fourth proportional to 956,841,296.96, 1,320,441,879.67 and 516,808,148.96 is: 713,195,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,841,296.96 : 1,320,441,879.67 = 516,808,148.96 : x
  2. Step 2: Convert to fraction form
    956,841,296.96/1,320,441,879.67 = 516,808,148.96/x
  3. Step 3: Cross multiply
    956,841,296.96x = 1,320,441,879.67 × 516,808,148.96
  4. Step 4: Simplify right side
    956,841,296.96x = 682,415,123,643,524,864
  5. Step 5: Solve for x
    x = 682,415,123,643,524,864/956,841,296.96
  6. Step 6: Final answer
    x = 713,195,726.20

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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.