Home / 359,467,985,007.40-495,826,961,027.30-231,171,637,528.36

Finding the Fourth Proportional to 359,467,985,007.40, 495,826,961,027.30 and 231,171,637,528.36

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Solution

The fourth proportional to 359,467,985,007.40, 495,826,961,027.30 and 231,171,637,528.36 is: 318,863,251,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,467,985,007.40 : 495,826,961,027.30 = 231,171,637,528.36 : x
  2. Step 2: Convert to fraction form
    359,467,985,007.40/495,826,961,027.30 = 231,171,637,528.36/x
  3. Step 3: Cross multiply
    359,467,985,007.40x = 495,826,961,027.30 × 231,171,637,528.36
  4. Step 4: Simplify right side
    359,467,985,007.40x = 114,621,130,511,391,259,623,424
  5. Step 5: Solve for x
    x = 114,621,130,511,391,259,623,424/359,467,985,007.40
  6. Step 6: Final answer
    x = 318,863,251,504.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.