Home / 296,278,878.24-409,006,627.20-197,324,301.60

Finding the Fourth Proportional to 296,278,878.24, 409,006,627.20 and 197,324,301.60

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Solution

The fourth proportional to 296,278,878.24, 409,006,627.20 and 197,324,301.60 is: 272,401,959.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,278,878.24 : 409,006,627.20 = 197,324,301.60 : x
  2. Step 2: Convert to fraction form
    296,278,878.24/409,006,627.20 = 197,324,301.60/x
  3. Step 3: Cross multiply
    296,278,878.24x = 409,006,627.20 × 197,324,301.60
  4. Step 4: Simplify right side
    296,278,878.24x = 80,706,947,062,011,552
  5. Step 5: Solve for x
    x = 80,706,947,062,011,552/296,278,878.24
  6. Step 6: Final answer
    x = 272,401,959.74

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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.