Home / 850,339,726.90-1,275,509,604.87-204,107,470.90

Finding the Fourth Proportional to 850,339,726.90, 1,275,509,604.87 and 204,107,470.90

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Solution

The fourth proportional to 850,339,726.90, 1,275,509,604.87 and 204,107,470.90 is: 306,161,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,339,726.90 : 1,275,509,604.87 = 204,107,470.90 : x
  2. Step 2: Convert to fraction form
    850,339,726.90/1,275,509,604.87 = 204,107,470.90/x
  3. Step 3: Cross multiply
    850,339,726.90x = 1,275,509,604.87 × 204,107,470.90
  4. Step 4: Simplify right side
    850,339,726.90x = 260,341,039,558,674,016
  5. Step 5: Solve for x
    x = 260,341,039,558,674,016/850,339,726.90
  6. Step 6: Final answer
    x = 306,161,209.84

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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.