Home / 527,675,856.58-728,279,976.27-292,802,185.14

Finding the Fourth Proportional to 527,675,856.58, 728,279,976.27 and 292,802,185.14

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Solution

The fourth proportional to 527,675,856.58, 728,279,976.27 and 292,802,185.14 is: 404,115,454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,675,856.58 : 728,279,976.27 = 292,802,185.14 : x
  2. Step 2: Convert to fraction form
    527,675,856.58/728,279,976.27 = 292,802,185.14/x
  3. Step 3: Cross multiply
    527,675,856.58x = 728,279,976.27 × 292,802,185.14
  4. Step 4: Simplify right side
    527,675,856.58x = 213,241,968,445,563,328
  5. Step 5: Solve for x
    x = 213,241,968,445,563,328/527,675,856.58
  6. Step 6: Final answer
    x = 404,115,454.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.