Home / 351,900,804.20-527,403,308.70-313,381,610.60

Finding the Fourth Proportional to 351,900,804.20, 527,403,308.70 and 313,381,610.60

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Solution

The fourth proportional to 351,900,804.20, 527,403,308.70 and 313,381,610.60 is: 469,673,545.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,900,804.20 : 527,403,308.70 = 313,381,610.60 : x
  2. Step 2: Convert to fraction form
    351,900,804.20/527,403,308.70 = 313,381,610.60/x
  3. Step 3: Cross multiply
    351,900,804.20x = 527,403,308.70 × 313,381,610.60
  4. Step 4: Simplify right side
    351,900,804.20x = 165,278,498,316,175,008
  5. Step 5: Solve for x
    x = 165,278,498,316,175,008/351,900,804.20
  6. Step 6: Final answer
    x = 469,673,545.34

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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.