Home / 349,468,000.60-524,202,000.90-213,419,104.60

Finding the Fourth Proportional to 349,468,000.60, 524,202,000.90 and 213,419,104.60

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Solution

The fourth proportional to 349,468,000.60, 524,202,000.90 and 213,419,104.60 is: 320,128,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,468,000.60 : 524,202,000.90 = 213,419,104.60 : x
  2. Step 2: Convert to fraction form
    349,468,000.60/524,202,000.90 = 213,419,104.60/x
  3. Step 3: Cross multiply
    349,468,000.60x = 524,202,000.90 × 213,419,104.60
  4. Step 4: Simplify right side
    349,468,000.60x = 111,874,721,661,606,384
  5. Step 5: Solve for x
    x = 111,874,721,661,606,384/349,468,000.60
  6. Step 6: Final answer
    x = 320,128,656.90

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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.