Home / 274,598,234.61-378,726,301.70-180,608,871.05

Finding the Fourth Proportional to 274,598,234.61, 378,726,301.70 and 180,608,871.05

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Solution

The fourth proportional to 274,598,234.61, 378,726,301.70 and 180,608,871.05 is: 249,096,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,598,234.61 : 378,726,301.70 = 180,608,871.05 : x
  2. Step 2: Convert to fraction form
    274,598,234.61/378,726,301.70 = 180,608,871.05/x
  3. Step 3: Cross multiply
    274,598,234.61x = 378,726,301.70 × 180,608,871.05
  4. Step 4: Simplify right side
    274,598,234.61x = 68,401,329,787,296,352
  5. Step 5: Solve for x
    x = 68,401,329,787,296,352/274,598,234.61
  6. Step 6: Final answer
    x = 249,096,028.91

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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.