Home / 367,618,528.20-551,427,792.30-339,558,443.40

Finding the Fourth Proportional to 367,618,528.20, 551,427,792.30 and 339,558,443.40

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Solution

The fourth proportional to 367,618,528.20, 551,427,792.30 and 339,558,443.40 is: 509,337,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,618,528.20 : 551,427,792.30 = 339,558,443.40 : x
  2. Step 2: Convert to fraction form
    367,618,528.20/551,427,792.30 = 339,558,443.40/x
  3. Step 3: Cross multiply
    367,618,528.20x = 551,427,792.30 × 339,558,443.40
  4. Step 4: Simplify right side
    367,618,528.20x = 187,241,962,800,886,464
  5. Step 5: Solve for x
    x = 187,241,962,800,886,464/367,618,528.20
  6. Step 6: Final answer
    x = 509,337,665.10

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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.