Home / 338,013,899.89-466,461,921-187,309,073.29

Finding the Fourth Proportional to 338,013,899.89, 466,461,921 and 187,309,073.29

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Solution

The fourth proportional to 338,013,899.89, 466,461,921 and 187,309,073.29 is: 258,488,039.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,013,899.89 : 466,461,921 = 187,309,073.29 : x
  2. Step 2: Convert to fraction form
    338,013,899.89/466,461,921 = 187,309,073.29/x
  3. Step 3: Cross multiply
    338,013,899.89x = 466,461,921 × 187,309,073.29
  4. Step 4: Simplify right side
    338,013,899.89x = 87,372,550,147,583,184
  5. Step 5: Solve for x
    x = 87,372,550,147,583,184/338,013,899.89
  6. Step 6: Final answer
    x = 258,488,039.03

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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.