Home / 330,084,572.49-455,527,631.25-181,410,963.48

Finding the Fourth Proportional to 330,084,572.49, 455,527,631.25 and 181,410,963.48

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Solution

The fourth proportional to 330,084,572.49, 455,527,631.25 and 181,410,963.48 is: 250,353,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,084,572.49 : 455,527,631.25 = 181,410,963.48 : x
  2. Step 2: Convert to fraction form
    330,084,572.49/455,527,631.25 = 181,410,963.48/x
  3. Step 3: Cross multiply
    330,084,572.49x = 455,527,631.25 × 181,410,963.48
  4. Step 4: Simplify right side
    330,084,572.49x = 82,637,706,476,824,656
  5. Step 5: Solve for x
    x = 82,637,706,476,824,656/330,084,572.49
  6. Step 6: Final answer
    x = 250,353,131.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.