Home / 90,760,512.10-136,123,053.45-30,176,238.10

Finding the Fourth Proportional to 90,760,512.10, 136,123,053.45 and 30,176,238.10

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Solution

The fourth proportional to 90,760,512.10, 136,123,053.45 and 30,176,238.10 is: 45,258,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,760,512.10 : 136,123,053.45 = 30,176,238.10 : x
  2. Step 2: Convert to fraction form
    90,760,512.10/136,123,053.45 = 30,176,238.10/x
  3. Step 3: Cross multiply
    90,760,512.10x = 136,123,053.45 × 30,176,238.10
  4. Step 4: Simplify right side
    90,760,512.10x = 4,107,681,671,806,226.50
  5. Step 5: Solve for x
    x = 4,107,681,671,806,226.50/90,760,512.10
  6. Step 6: Final answer
    x = 45,258,467.33

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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.