Home / 270,864,019.60-406,296,029.40-201,887,789.20

Finding the Fourth Proportional to 270,864,019.60, 406,296,029.40 and 201,887,789.20

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Solution

The fourth proportional to 270,864,019.60, 406,296,029.40 and 201,887,789.20 is: 302,831,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,864,019.60 : 406,296,029.40 = 201,887,789.20 : x
  2. Step 2: Convert to fraction form
    270,864,019.60/406,296,029.40 = 201,887,789.20/x
  3. Step 3: Cross multiply
    270,864,019.60x = 406,296,029.40 × 201,887,789.20
  4. Step 4: Simplify right side
    270,864,019.60x = 82,026,207,136,304,192
  5. Step 5: Solve for x
    x = 82,026,207,136,304,192/270,864,019.60
  6. Step 6: Final answer
    x = 302,831,683.80

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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.