Home / 90,816,672.84-136,144,017.26-33,295,540.20

Finding the Fourth Proportional to 90,816,672.84, 136,144,017.26 and 33,295,540.20

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Solution

The fourth proportional to 90,816,672.84, 136,144,017.26 and 33,295,540.20 is: 49,913,616.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,816,672.84 : 136,144,017.26 = 33,295,540.20 : x
  2. Step 2: Convert to fraction form
    90,816,672.84/136,144,017.26 = 33,295,540.20/x
  3. Step 3: Cross multiply
    90,816,672.84x = 136,144,017.26 × 33,295,540.20
  4. Step 4: Simplify right side
    90,816,672.84x = 4,532,988,599,669,823
  5. Step 5: Solve for x
    x = 4,532,988,599,669,823/90,816,672.84
  6. Step 6: Final answer
    x = 49,913,616.72

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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.