Home / 338,013,914.78-466,461,941.66-187,309,088.37

Finding the Fourth Proportional to 338,013,914.78, 466,461,941.66 and 187,309,088.37

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Solution

The fourth proportional to 338,013,914.78, 466,461,941.66 and 187,309,088.37 is: 258,488,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,013,914.78 : 466,461,941.66 = 187,309,088.37 : x
  2. Step 2: Convert to fraction form
    338,013,914.78/466,461,941.66 = 187,309,088.37/x
  3. Step 3: Cross multiply
    338,013,914.78x = 466,461,941.66 × 187,309,088.37
  4. Step 4: Simplify right side
    338,013,914.78x = 87,372,561,050,698,176
  5. Step 5: Solve for x
    x = 87,372,561,050,698,176/338,013,914.78
  6. Step 6: Final answer
    x = 258,488,059.90

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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.