Home / 330,944,150.88-456,688,190.07-189,714,123.90

Finding the Fourth Proportional to 330,944,150.88, 456,688,190.07 and 189,714,123.90

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Solution

The fourth proportional to 330,944,150.88, 456,688,190.07 and 189,714,123.90 is: 261,797,042.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,944,150.88 : 456,688,190.07 = 189,714,123.90 : x
  2. Step 2: Convert to fraction form
    330,944,150.88/456,688,190.07 = 189,714,123.90/x
  3. Step 3: Cross multiply
    330,944,150.88x = 456,688,190.07 × 189,714,123.90
  4. Step 4: Simplify right side
    330,944,150.88x = 86,640,199,874,606,736
  5. Step 5: Solve for x
    x = 86,640,199,874,606,736/330,944,150.88
  6. Step 6: Final answer
    x = 261,797,042.32

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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.