Home / 517,378,196.20-776,067,294.30-245,280,404.20

Finding the Fourth Proportional to 517,378,196.20, 776,067,294.30 and 245,280,404.20

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Solution

The fourth proportional to 517,378,196.20, 776,067,294.30 and 245,280,404.20 is: 367,920,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,378,196.20 : 776,067,294.30 = 245,280,404.20 : x
  2. Step 2: Convert to fraction form
    517,378,196.20/776,067,294.30 = 245,280,404.20/x
  3. Step 3: Cross multiply
    517,378,196.20x = 776,067,294.30 × 245,280,404.20
  4. Step 4: Simplify right side
    517,378,196.20x = 190,354,099,632,304,320
  5. Step 5: Solve for x
    x = 190,354,099,632,304,320/517,378,196.20
  6. Step 6: Final answer
    x = 367,920,606.30

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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.