Home / 153,605,422,054.98-231,559,437,249.49-143,366,042,019.78

Finding the Fourth Proportional to 153,605,422,054.98, 231,559,437,249.49 and 143,366,042,019.78

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Solution

The fourth proportional to 153,605,422,054.98, 231,559,437,249.49 and 143,366,042,019.78 is: 216,123,620,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,605,422,054.98 : 231,559,437,249.49 = 143,366,042,019.78 : x
  2. Step 2: Convert to fraction form
    153,605,422,054.98/231,559,437,249.49 = 143,366,042,019.78/x
  3. Step 3: Cross multiply
    153,605,422,054.98x = 231,559,437,249.49 × 143,366,042,019.78
  4. Step 4: Simplify right side
    153,605,422,054.98x = 33,197,760,010,786,992,816,128
  5. Step 5: Solve for x
    x = 33,197,760,010,786,992,816,128/153,605,422,054.98
  6. Step 6: Final answer
    x = 216,123,620,941.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.