Home / 269,136,007.20-403,704,010.80-177,303,002.40

Finding the Fourth Proportional to 269,136,007.20, 403,704,010.80 and 177,303,002.40

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Solution

The fourth proportional to 269,136,007.20, 403,704,010.80 and 177,303,002.40 is: 265,954,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,136,007.20 : 403,704,010.80 = 177,303,002.40 : x
  2. Step 2: Convert to fraction form
    269,136,007.20/403,704,010.80 = 177,303,002.40/x
  3. Step 3: Cross multiply
    269,136,007.20x = 403,704,010.80 × 177,303,002.40
  4. Step 4: Simplify right side
    269,136,007.20x = 71,577,933,195,762,032
  5. Step 5: Solve for x
    x = 71,577,933,195,762,032/269,136,007.20
  6. Step 6: Final answer
    x = 265,954,503.60

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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.