Home / 246,609,747.22-340,321,422.86-147,490,478.71

Finding the Fourth Proportional to 246,609,747.22, 340,321,422.86 and 147,490,478.71

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Solution

The fourth proportional to 246,609,747.22, 340,321,422.86 and 147,490,478.71 is: 203,536,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,609,747.22 : 340,321,422.86 = 147,490,478.71 : x
  2. Step 2: Convert to fraction form
    246,609,747.22/340,321,422.86 = 147,490,478.71/x
  3. Step 3: Cross multiply
    246,609,747.22x = 340,321,422.86 × 147,490,478.71
  4. Step 4: Simplify right side
    246,609,747.22x = 50,194,169,573,907,216
  5. Step 5: Solve for x
    x = 50,194,169,573,907,216/246,609,747.22
  6. Step 6: Final answer
    x = 203,536,843.70

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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.