Home / 338,013,900.89-466,461,922.38-187,309,074.29

Finding the Fourth Proportional to 338,013,900.89, 466,461,922.38 and 187,309,074.29

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Solution

The fourth proportional to 338,013,900.89, 466,461,922.38 and 187,309,074.29 is: 258,488,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,013,900.89 : 466,461,922.38 = 187,309,074.29 : x
  2. Step 2: Convert to fraction form
    338,013,900.89/466,461,922.38 = 187,309,074.29/x
  3. Step 3: Cross multiply
    338,013,900.89x = 466,461,922.38 × 187,309,074.29
  4. Step 4: Simplify right side
    338,013,900.89x = 87,372,550,872,531,632
  5. Step 5: Solve for x
    x = 87,372,550,872,531,632/338,013,900.89
  6. Step 6: Final answer
    x = 258,488,040.41

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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.