Home / 307,584,026.20-461,376,039.30-161,818,240.60

Finding the Fourth Proportional to 307,584,026.20, 461,376,039.30 and 161,818,240.60

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Solution

The fourth proportional to 307,584,026.20, 461,376,039.30 and 161,818,240.60 is: 242,727,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,584,026.20 : 461,376,039.30 = 161,818,240.60 : x
  2. Step 2: Convert to fraction form
    307,584,026.20/461,376,039.30 = 161,818,240.60/x
  3. Step 3: Cross multiply
    307,584,026.20x = 461,376,039.30 × 161,818,240.60
  4. Step 4: Simplify right side
    307,584,026.20x = 74,659,058,934,522,448
  5. Step 5: Solve for x
    x = 74,659,058,934,522,448/307,584,026.20
  6. Step 6: Final answer
    x = 242,727,360.90

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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.