Home / 484,977,976.68-669,269,875.80-261,959,656.92

Finding the Fourth Proportional to 484,977,976.68, 669,269,875.80 and 261,959,656.92

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Solution

The fourth proportional to 484,977,976.68, 669,269,875.80 and 261,959,656.92 is: 361,504,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,977,976.68 : 669,269,875.80 = 261,959,656.92 : x
  2. Step 2: Convert to fraction form
    484,977,976.68/669,269,875.80 = 261,959,656.92/x
  3. Step 3: Cross multiply
    484,977,976.68x = 669,269,875.80 × 261,959,656.92
  4. Step 4: Simplify right side
    484,977,976.68x = 175,321,707,051,458,976
  5. Step 5: Solve for x
    x = 175,321,707,051,458,976/484,977,976.68
  6. Step 6: Final answer
    x = 361,504,471.30

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