Home / 662,247,067.40-993,475,577.10-225,588,897.80

Finding the Fourth Proportional to 662,247,067.40, 993,475,577.10 and 225,588,897.80

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Solution

The fourth proportional to 662,247,067.40, 993,475,577.10 and 225,588,897.80 is: 338,419,105.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,247,067.40 : 993,475,577.10 = 225,588,897.80 : x
  2. Step 2: Convert to fraction form
    662,247,067.40/993,475,577.10 = 225,588,897.80/x
  3. Step 3: Cross multiply
    662,247,067.40x = 993,475,577.10 × 225,588,897.80
  4. Step 4: Simplify right side
    662,247,067.40x = 224,117,060,429,207,936
  5. Step 5: Solve for x
    x = 224,117,060,429,207,936/662,247,067.40
  6. Step 6: Final answer
    x = 338,419,105.89

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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.