Home / 404,366,980.35-606,550,470.53-396,304,823.55

Finding the Fourth Proportional to 404,366,980.35, 606,550,470.53 and 396,304,823.55

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Solution

The fourth proportional to 404,366,980.35, 606,550,470.53 and 396,304,823.55 is: 594,457,235.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,366,980.35 : 606,550,470.53 = 396,304,823.55 : x
  2. Step 2: Convert to fraction form
    404,366,980.35/606,550,470.53 = 396,304,823.55/x
  3. Step 3: Cross multiply
    404,366,980.35x = 606,550,470.53 × 396,304,823.55
  4. Step 4: Simplify right side
    404,366,980.35x = 240,378,877,195,579,584
  5. Step 5: Solve for x
    x = 240,378,877,195,579,584/404,366,980.35
  6. Step 6: Final answer
    x = 594,457,235.33

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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.