Home / 154,204,722.03-231,307,870.50-51,969,645.39

Finding the Fourth Proportional to 154,204,722.03, 231,307,870.50 and 51,969,645.39

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Solution

The fourth proportional to 154,204,722.03, 231,307,870.50 and 51,969,645.39 is: 77,954,733.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,204,722.03 : 231,307,870.50 = 51,969,645.39 : x
  2. Step 2: Convert to fraction form
    154,204,722.03/231,307,870.50 = 51,969,645.39/x
  3. Step 3: Cross multiply
    154,204,722.03x = 231,307,870.50 × 51,969,645.39
  4. Step 4: Simplify right side
    154,204,722.03x = 12,020,988,005,801,042
  5. Step 5: Solve for x
    x = 12,020,988,005,801,042/154,204,722.03
  6. Step 6: Final answer
    x = 77,954,733.47

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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.