Home / 368,417,213.79-550,947,297.12-275,109,709.29

Finding the Fourth Proportional to 368,417,213.79, 550,947,297.12 and 275,109,709.29

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Solution

The fourth proportional to 368,417,213.79, 550,947,297.12 and 275,109,709.29 is: 411,411,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,417,213.79 : 550,947,297.12 = 275,109,709.29 : x
  2. Step 2: Convert to fraction form
    368,417,213.79/550,947,297.12 = 275,109,709.29/x
  3. Step 3: Cross multiply
    368,417,213.79x = 550,947,297.12 × 275,109,709.29
  4. Step 4: Simplify right side
    368,417,213.79x = 151,570,950,744,794,464
  5. Step 5: Solve for x
    x = 151,570,950,744,794,464/368,417,213.79
  6. Step 6: Final answer
    x = 411,411,153.09

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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.