Home / 382,616,236.62-574,015,424.35-123,831,457.20

Finding the Fourth Proportional to 382,616,236.62, 574,015,424.35 and 123,831,457.20

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Solution

The fourth proportional to 382,616,236.62, 574,015,424.35 and 123,831,457.20 is: 185,776,659.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,616,236.62 : 574,015,424.35 = 123,831,457.20 : x
  2. Step 2: Convert to fraction form
    382,616,236.62/574,015,424.35 = 123,831,457.20/x
  3. Step 3: Cross multiply
    382,616,236.62x = 574,015,424.35 × 123,831,457.20
  4. Step 4: Simplify right side
    382,616,236.62x = 71,081,166,453,662,320
  5. Step 5: Solve for x
    x = 71,081,166,453,662,320/382,616,236.62
  6. Step 6: Final answer
    x = 185,776,659.87

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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.