Home / 178,718,401.64-268,083,650.20-47,560,806.28

Finding the Fourth Proportional to 178,718,401.64, 268,083,650.20 and 47,560,806.28

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Solution

The fourth proportional to 178,718,401.64, 268,083,650.20 and 47,560,806.28 is: 71,342,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,718,401.64 : 268,083,650.20 = 47,560,806.28 : x
  2. Step 2: Convert to fraction form
    178,718,401.64/268,083,650.20 = 47,560,806.28/x
  3. Step 3: Cross multiply
    178,718,401.64x = 268,083,650.20 × 47,560,806.28
  4. Step 4: Simplify right side
    178,718,401.64x = 12,750,274,553,997,484
  5. Step 5: Solve for x
    x = 12,750,274,553,997,484/178,718,401.64
  6. Step 6: Final answer
    x = 71,342,818.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.