Home / 207,718,308.40-285,150,209.04-178,298,565.76

Finding the Fourth Proportional to 207,718,308.40, 285,150,209.04 and 178,298,565.76

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Solution

The fourth proportional to 207,718,308.40, 285,150,209.04 and 178,298,565.76 is: 244,763,563.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,718,308.40 : 285,150,209.04 = 178,298,565.76 : x
  2. Step 2: Convert to fraction form
    207,718,308.40/285,150,209.04 = 178,298,565.76/x
  3. Step 3: Cross multiply
    207,718,308.40x = 285,150,209.04 × 178,298,565.76
  4. Step 4: Simplify right side
    207,718,308.40x = 50,841,873,297,996,184
  5. Step 5: Solve for x
    x = 50,841,873,297,996,184/207,718,308.40
  6. Step 6: Final answer
    x = 244,763,563.16

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.