Home / 7,012,890,021.68-9,677,793,447.56-3,797,824,968.56

Finding the Fourth Proportional to 7,012,890,021.68, 9,677,793,447.56 and 3,797,824,968.56

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Solution

The fourth proportional to 7,012,890,021.68, 9,677,793,447.56 and 3,797,824,968.56 is: 5,241,001,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012,890,021.68 : 9,677,793,447.56 = 3,797,824,968.56 : x
  2. Step 2: Convert to fraction form
    7,012,890,021.68/9,677,793,447.56 = 3,797,824,968.56/x
  3. Step 3: Cross multiply
    7,012,890,021.68x = 9,677,793,447.56 × 3,797,824,968.56
  4. Step 4: Simplify right side
    7,012,890,021.68x = 36,754,565,595,709,726,720
  5. Step 5: Solve for x
    x = 36,754,565,595,709,726,720/7,012,890,021.68
  6. Step 6: Final answer
    x = 5,241,001,282.22

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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.