Home / 361,831,508.82-542,807,800.61-284,105,277.72

Finding the Fourth Proportional to 361,831,508.82, 542,807,800.61 and 284,105,277.72

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Solution

The fourth proportional to 361,831,508.82, 542,807,800.61 and 284,105,277.72 is: 426,205,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,831,508.82 : 542,807,800.61 = 284,105,277.72 : x
  2. Step 2: Convert to fraction form
    361,831,508.82/542,807,800.61 = 284,105,277.72/x
  3. Step 3: Cross multiply
    361,831,508.82x = 542,807,800.61 × 284,105,277.72
  4. Step 4: Simplify right side
    361,831,508.82x = 154,214,560,939,465,920
  5. Step 5: Solve for x
    x = 154,214,560,939,465,920/361,831,508.82
  6. Step 6: Final answer
    x = 426,205,449.72

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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.