Home / 550,476,020.10-825,714,030.15-305,588,007.30

Finding the Fourth Proportional to 550,476,020.10, 825,714,030.15 and 305,588,007.30

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Solution

The fourth proportional to 550,476,020.10, 825,714,030.15 and 305,588,007.30 is: 458,382,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,476,020.10 : 825,714,030.15 = 305,588,007.30 : x
  2. Step 2: Convert to fraction form
    550,476,020.10/825,714,030.15 = 305,588,007.30/x
  3. Step 3: Cross multiply
    550,476,020.10x = 825,714,030.15 × 305,588,007.30
  4. Step 4: Simplify right side
    550,476,020.10x = 252,328,305,073,190,624
  5. Step 5: Solve for x
    x = 252,328,305,073,190,624/550,476,020.10
  6. Step 6: Final answer
    x = 458,382,010.95

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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.