Home / 13,007,458,440.38-17,950,292,645.92-7,368,674,291.84

Finding the Fourth Proportional to 13,007,458,440.38, 17,950,292,645.92 and 7,368,674,291.84

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Solution

The fourth proportional to 13,007,458,440.38, 17,950,292,645.92 and 7,368,674,291.84 is: 10,168,770,521.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007,458,440.38 : 17,950,292,645.92 = 7,368,674,291.84 : x
  2. Step 2: Convert to fraction form
    13,007,458,440.38/17,950,292,645.92 = 7,368,674,291.84/x
  3. Step 3: Cross multiply
    13,007,458,440.38x = 17,950,292,645.92 × 7,368,674,291.84
  4. Step 4: Simplify right side
    13,007,458,440.38x = 132,269,859,950,995,308,544
  5. Step 5: Solve for x
    x = 132,269,859,950,995,308,544/13,007,458,440.38
  6. Step 6: Final answer
    x = 10,168,770,521.72

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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.