Home / 150,222,414.15-207,203,427.45-105,662,892.42

Finding the Fourth Proportional to 150,222,414.15, 207,203,427.45 and 105,662,892.42

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Solution

The fourth proportional to 150,222,414.15, 207,203,427.45 and 105,662,892.42 is: 145,741,989.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,222,414.15 : 207,203,427.45 = 105,662,892.42 : x
  2. Step 2: Convert to fraction form
    150,222,414.15/207,203,427.45 = 105,662,892.42/x
  3. Step 3: Cross multiply
    150,222,414.15x = 207,203,427.45 × 105,662,892.42
  4. Step 4: Simplify right side
    150,222,414.15x = 21,893,713,463,704,624
  5. Step 5: Solve for x
    x = 21,893,713,463,704,624/150,222,414.15
  6. Step 6: Final answer
    x = 145,741,989.22

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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.