Home / 91,016,853.78-136,527,824.39-29,606,012.76

Finding the Fourth Proportional to 91,016,853.78, 136,527,824.39 and 29,606,012.76

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Solution

The fourth proportional to 91,016,853.78, 136,527,824.39 and 29,606,012.76 is: 44,409,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,016,853.78 : 136,527,824.39 = 29,606,012.76 : x
  2. Step 2: Convert to fraction form
    91,016,853.78/136,527,824.39 = 29,606,012.76/x
  3. Step 3: Cross multiply
    91,016,853.78x = 136,527,824.39 × 29,606,012.76
  4. Step 4: Simplify right side
    91,016,853.78x = 4,042,044,510,837,349
  5. Step 5: Solve for x
    x = 4,042,044,510,837,349/91,016,853.78
  6. Step 6: Final answer
    x = 44,409,846.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.