Home / 270,864,005.40-406,296,008.10-265,489,234.20

Finding the Fourth Proportional to 270,864,005.40, 406,296,008.10 and 265,489,234.20

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Solution

The fourth proportional to 270,864,005.40, 406,296,008.10 and 265,489,234.20 is: 398,233,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,864,005.40 : 406,296,008.10 = 265,489,234.20 : x
  2. Step 2: Convert to fraction form
    270,864,005.40/406,296,008.10 = 265,489,234.20/x
  3. Step 3: Cross multiply
    270,864,005.40x = 406,296,008.10 × 265,489,234.20
  4. Step 4: Simplify right side
    270,864,005.40x = 107,867,216,048,986,000
  5. Step 5: Solve for x
    x = 107,867,216,048,986,000/270,864,005.40
  6. Step 6: Final answer
    x = 398,233,851.30

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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.