Home / 131,131,637.20-196,697,455.80-131,131,637.20

Finding the Fourth Proportional to 131,131,637.20, 196,697,455.80 and 131,131,637.20

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Solution

The fourth proportional to 131,131,637.20, 196,697,455.80 and 131,131,637.20 is: 196,697,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,131,637.20 : 196,697,455.80 = 131,131,637.20 : x
  2. Step 2: Convert to fraction form
    131,131,637.20/196,697,455.80 = 131,131,637.20/x
  3. Step 3: Cross multiply
    131,131,637.20x = 196,697,455.80 × 131,131,637.20
  4. Step 4: Simplify right side
    131,131,637.20x = 25,793,259,412,128,636
  5. Step 5: Solve for x
    x = 25,793,259,412,128,636/131,131,637.20
  6. Step 6: Final answer
    x = 196,697,455.80

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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.