Home / 246,749,939.34-340,669,979.18-158,797,120.87

Finding the Fourth Proportional to 246,749,939.34, 340,669,979.18 and 158,797,120.87

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Solution

The fourth proportional to 246,749,939.34, 340,669,979.18 and 158,797,120.87 is: 219,239,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,749,939.34 : 340,669,979.18 = 158,797,120.87 : x
  2. Step 2: Convert to fraction form
    246,749,939.34/340,669,979.18 = 158,797,120.87/x
  3. Step 3: Cross multiply
    246,749,939.34x = 340,669,979.18 × 158,797,120.87
  4. Step 4: Simplify right side
    246,749,939.34x = 54,097,411,860,626,848
  5. Step 5: Solve for x
    x = 54,097,411,860,626,848/246,749,939.34
  6. Step 6: Final answer
    x = 219,239,818.28

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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.