Home / 483,854,494.20-725,876,219.70-192,672,065.40

Finding the Fourth Proportional to 483,854,494.20, 725,876,219.70 and 192,672,065.40

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Solution

The fourth proportional to 483,854,494.20, 725,876,219.70 and 192,672,065.40 is: 289,045,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,854,494.20 : 725,876,219.70 = 192,672,065.40 : x
  2. Step 2: Convert to fraction form
    483,854,494.20/725,876,219.70 = 192,672,065.40/x
  3. Step 3: Cross multiply
    483,854,494.20x = 725,876,219.70 × 192,672,065.40
  4. Step 4: Simplify right side
    483,854,494.20x = 139,856,070,474,343,184
  5. Step 5: Solve for x
    x = 139,856,070,474,343,184/483,854,494.20
  6. Step 6: Final answer
    x = 289,045,719.63

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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.