Home / 442,847,654.10-664,271,481.15-115,322,534.10

Finding the Fourth Proportional to 442,847,654.10, 664,271,481.15 and 115,322,534.10

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Solution

The fourth proportional to 442,847,654.10, 664,271,481.15 and 115,322,534.10 is: 172,983,801.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,847,654.10 : 664,271,481.15 = 115,322,534.10 : x
  2. Step 2: Convert to fraction form
    442,847,654.10/664,271,481.15 = 115,322,534.10/x
  3. Step 3: Cross multiply
    442,847,654.10x = 664,271,481.15 × 115,322,534.10
  4. Step 4: Simplify right side
    442,847,654.10x = 76,605,470,536,578,368
  5. Step 5: Solve for x
    x = 76,605,470,536,578,368/442,847,654.10
  6. Step 6: Final answer
    x = 172,983,801.15

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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.