Home / 847,856,687.52-1,271,845,775.06-226,068,662.32

Finding the Fourth Proportional to 847,856,687.52, 1,271,845,775.06 and 226,068,662.32

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Solution

The fourth proportional to 847,856,687.52, 1,271,845,775.06 and 226,068,662.32 is: 339,119,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,856,687.52 : 1,271,845,775.06 = 226,068,662.32 : x
  2. Step 2: Convert to fraction form
    847,856,687.52/1,271,845,775.06 = 226,068,662.32/x
  3. Step 3: Cross multiply
    847,856,687.52x = 1,271,845,775.06 × 226,068,662.32
  4. Step 4: Simplify right side
    847,856,687.52x = 287,524,473,045,722,976
  5. Step 5: Solve for x
    x = 287,524,473,045,722,976/847,856,687.52
  6. Step 6: Final answer
    x = 339,119,189.93

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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.