Home / 382,616,238.22-574,015,426.74-123,831,458.80

Finding the Fourth Proportional to 382,616,238.22, 574,015,426.74 and 123,831,458.80

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Solution

The fourth proportional to 382,616,238.22, 574,015,426.74 and 123,831,458.80 is: 185,776,662.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,616,238.22 : 574,015,426.74 = 123,831,458.80 : x
  2. Step 2: Convert to fraction form
    382,616,238.22/574,015,426.74 = 123,831,458.80/x
  3. Step 3: Cross multiply
    382,616,238.22x = 574,015,426.74 × 123,831,458.80
  4. Step 4: Simplify right side
    382,616,238.22x = 71,081,167,666,918,728
  5. Step 5: Solve for x
    x = 71,081,167,666,918,728/382,616,238.22
  6. Step 6: Final answer
    x = 185,776,662.27

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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.