Home / 143,275,221.49-214,954,997.58-46,229,108.53

Finding the Fourth Proportional to 143,275,221.49, 214,954,997.58 and 46,229,108.53

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Solution

The fourth proportional to 143,275,221.49, 214,954,997.58 and 46,229,108.53 is: 69,357,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,275,221.49 : 214,954,997.58 = 46,229,108.53 : x
  2. Step 2: Convert to fraction form
    143,275,221.49/214,954,997.58 = 46,229,108.53/x
  3. Step 3: Cross multiply
    143,275,221.49x = 214,954,997.58 × 46,229,108.53
  4. Step 4: Simplify right side
    143,275,221.49x = 9,937,177,912,191,708
  5. Step 5: Solve for x
    x = 9,937,177,912,191,708/143,275,221.49
  6. Step 6: Final answer
    x = 69,357,267.84

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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.