Home / 13,378,519,317.25-18,462,706,566.17-7,275,228,834.13

Finding the Fourth Proportional to 13,378,519,317.25, 18,462,706,566.17 and 7,275,228,834.13

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Solution

The fourth proportional to 13,378,519,317.25, 18,462,706,566.17 and 7,275,228,834.13 is: 10,040,006,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,378,519,317.25 : 18,462,706,566.17 = 7,275,228,834.13 : x
  2. Step 2: Convert to fraction form
    13,378,519,317.25/18,462,706,566.17 = 7,275,228,834.13/x
  3. Step 3: Cross multiply
    13,378,519,317.25x = 18,462,706,566.17 × 7,275,228,834.13
  4. Step 4: Simplify right side
    13,378,519,317.25x = 134,320,415,166,198,726,656
  5. Step 5: Solve for x
    x = 134,320,415,166,198,726,656/13,378,519,317.25
  6. Step 6: Final answer
    x = 10,040,006,071.00

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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.