Home / 956,669,375.60-1,320,203,754.92-516,636,227.60

Finding the Fourth Proportional to 956,669,375.60, 1,320,203,754.92 and 516,636,227.60

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Solution

The fourth proportional to 956,669,375.60, 1,320,203,754.92 and 516,636,227.60 is: 712,958,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,669,375.60 : 1,320,203,754.92 = 516,636,227.60 : x
  2. Step 2: Convert to fraction form
    956,669,375.60/1,320,203,754.92 = 516,636,227.60/x
  3. Step 3: Cross multiply
    956,669,375.60x = 1,320,203,754.92 × 516,636,227.60
  4. Step 4: Simplify right side
    956,669,375.60x = 682,065,087,605,223,808
  5. Step 5: Solve for x
    x = 682,065,087,605,223,808/956,669,375.60
  6. Step 6: Final answer
    x = 712,958,003.05

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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.