Home / 418,566,334.20-627,849,501.30-327,767,537.40

Finding the Fourth Proportional to 418,566,334.20, 627,849,501.30 and 327,767,537.40

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Solution

The fourth proportional to 418,566,334.20, 627,849,501.30 and 327,767,537.40 is: 491,651,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,566,334.20 : 627,849,501.30 = 327,767,537.40 : x
  2. Step 2: Convert to fraction form
    418,566,334.20/627,849,501.30 = 327,767,537.40/x
  3. Step 3: Cross multiply
    418,566,334.20x = 627,849,501.30 × 327,767,537.40
  4. Step 4: Simplify right side
    418,566,334.20x = 205,788,684,898,919,072
  5. Step 5: Solve for x
    x = 205,788,684,898,919,072/418,566,334.20
  6. Step 6: Final answer
    x = 491,651,306.10

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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.