Home / 146,040,719,849.34-201,536,040,542.53-81,811,896,274.28

Finding the Fourth Proportional to 146,040,719,849.34, 201,536,040,542.53 and 81,811,896,274.28

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Solution

The fourth proportional to 146,040,719,849.34, 201,536,040,542.53 and 81,811,896,274.28 is: 112,900,331,232.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,040,719,849.34 : 201,536,040,542.53 = 81,811,896,274.28 : x
  2. Step 2: Convert to fraction form
    146,040,719,849.34/201,536,040,542.53 = 81,811,896,274.28/x
  3. Step 3: Cross multiply
    146,040,719,849.34x = 201,536,040,542.53 × 81,811,896,274.28
  4. Step 4: Simplify right side
    146,040,719,849.34x = 16,488,045,644,394,551,836,672
  5. Step 5: Solve for x
    x = 16,488,045,644,394,551,836,672/146,040,719,849.34
  6. Step 6: Final answer
    x = 112,900,331,232.30

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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.