Home / 647,280,101.15-970,618,294.29-336,304,115.45

Finding the Fourth Proportional to 647,280,101.15, 970,618,294.29 and 336,304,115.45

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Solution

The fourth proportional to 647,280,101.15, 970,618,294.29 and 336,304,115.45 is: 504,299,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,280,101.15 : 970,618,294.29 = 336,304,115.45 : x
  2. Step 2: Convert to fraction form
    647,280,101.15/970,618,294.29 = 336,304,115.45/x
  3. Step 3: Cross multiply
    647,280,101.15x = 970,618,294.29 × 336,304,115.45
  4. Step 4: Simplify right side
    647,280,101.15x = 326,422,926,900,786,240
  5. Step 5: Solve for x
    x = 326,422,926,900,786,240/647,280,101.15
  6. Step 6: Final answer
    x = 504,299,338.60

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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.