Home / 303,345,109.80-455,017,664.70-150,290,101.80

Finding the Fourth Proportional to 303,345,109.80, 455,017,664.70 and 150,290,101.80

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Solution

The fourth proportional to 303,345,109.80, 455,017,664.70 and 150,290,101.80 is: 225,435,152.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,345,109.80 : 455,017,664.70 = 150,290,101.80 : x
  2. Step 2: Convert to fraction form
    303,345,109.80/455,017,664.70 = 150,290,101.80/x
  3. Step 3: Cross multiply
    303,345,109.80x = 455,017,664.70 × 150,290,101.80
  4. Step 4: Simplify right side
    303,345,109.80x = 68,384,651,148,561,272
  5. Step 5: Solve for x
    x = 68,384,651,148,561,272/303,345,109.80
  6. Step 6: Final answer
    x = 225,435,152.70

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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.