Home / 271,298,358.80-406,972,421.40-89,545,936.40

Finding the Fourth Proportional to 271,298,358.80, 406,972,421.40 and 89,545,936.40

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Solution

The fourth proportional to 271,298,358.80, 406,972,421.40 and 89,545,936.40 is: 134,327,117.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,298,358.80 : 406,972,421.40 = 89,545,936.40 : x
  2. Step 2: Convert to fraction form
    271,298,358.80/406,972,421.40 = 89,545,936.40/x
  3. Step 3: Cross multiply
    271,298,358.80x = 406,972,421.40 × 89,545,936.40
  4. Step 4: Simplify right side
    271,298,358.80x = 36,442,726,563,238,400
  5. Step 5: Solve for x
    x = 36,442,726,563,238,400/271,298,358.80
  6. Step 6: Final answer
    x = 134,327,117.66

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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.