Home / 262,196,998.20-393,295,497.30-89,679,439.80

Finding the Fourth Proportional to 262,196,998.20, 393,295,497.30 and 89,679,439.80

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Solution

The fourth proportional to 262,196,998.20, 393,295,497.30 and 89,679,439.80 is: 134,519,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,196,998.20 : 393,295,497.30 = 89,679,439.80 : x
  2. Step 2: Convert to fraction form
    262,196,998.20/393,295,497.30 = 89,679,439.80/x
  3. Step 3: Cross multiply
    262,196,998.20x = 393,295,497.30 × 89,679,439.80
  4. Step 4: Simplify right side
    262,196,998.20x = 35,270,519,873,726,412
  5. Step 5: Solve for x
    x = 35,270,519,873,726,412/262,196,998.20
  6. Step 6: Final answer
    x = 134,519,159.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.