Home / 150,454,844,201.98-207,621,418,590.46-81,866,526,672.16

Finding the Fourth Proportional to 150,454,844,201.98, 207,621,418,590.46 and 81,866,526,672.16

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Solution

The fourth proportional to 150,454,844,201.98, 207,621,418,590.46 and 81,866,526,672.16 is: 112,972,397,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,454,844,201.98 : 207,621,418,590.46 = 81,866,526,672.16 : x
  2. Step 2: Convert to fraction form
    150,454,844,201.98/207,621,418,590.46 = 81,866,526,672.16/x
  3. Step 3: Cross multiply
    150,454,844,201.98x = 207,621,418,590.46 × 81,866,526,672.16
  4. Step 4: Simplify right side
    150,454,844,201.98x = 16,997,244,402,747,589,001,216
  5. Step 5: Solve for x
    x = 16,997,244,402,747,589,001,216/150,454,844,201.98
  6. Step 6: Final answer
    x = 112,972,397,086.33

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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.