Home / 7,132,666,253.55-10,689,692,208.42-3,984,753,711.53

Finding the Fourth Proportional to 7,132,666,253.55, 10,689,692,208.42 and 3,984,753,711.53

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Solution

The fourth proportional to 7,132,666,253.55, 10,689,692,208.42 and 3,984,753,711.53 is: 5,971,930,998.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132,666,253.55 : 10,689,692,208.42 = 3,984,753,711.53 : x
  2. Step 2: Convert to fraction form
    7,132,666,253.55/10,689,692,208.42 = 3,984,753,711.53/x
  3. Step 3: Cross multiply
    7,132,666,253.55x = 10,689,692,208.42 × 3,984,753,711.53
  4. Step 4: Simplify right side
    7,132,666,253.55x = 42,595,790,702,573,805,568
  5. Step 5: Solve for x
    x = 42,595,790,702,573,805,568/7,132,666,253.55
  6. Step 6: Final answer
    x = 5,971,930,998.64

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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.