Home / 13,193,463,599.26-18,206,850,418.18-7,171,610,716.22

Finding the Fourth Proportional to 13,193,463,599.26, 18,206,850,418.18 and 7,171,610,716.22

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Solution

The fourth proportional to 13,193,463,599.26, 18,206,850,418.18 and 7,171,610,716.22 is: 9,896,752,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,193,463,599.26 : 18,206,850,418.18 = 7,171,610,716.22 : x
  2. Step 2: Convert to fraction form
    13,193,463,599.26/18,206,850,418.18 = 7,171,610,716.22/x
  3. Step 3: Cross multiply
    13,193,463,599.26x = 18,206,850,418.18 × 7,171,610,716.22
  4. Step 4: Simplify right side
    13,193,463,599.26x = 130,572,443,567,617,654,784
  5. Step 5: Solve for x
    x = 130,572,443,567,617,654,784/13,193,463,599.26
  6. Step 6: Final answer
    x = 9,896,752,477.87

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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.