Home / 776,897,100.96-1,165,442,623.92-304,135,080.56

Finding the Fourth Proportional to 776,897,100.96, 1,165,442,623.92 and 304,135,080.56

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Solution

The fourth proportional to 776,897,100.96, 1,165,442,623.92 and 304,135,080.56 is: 456,240,583.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,897,100.96 : 1,165,442,623.92 = 304,135,080.56 : x
  2. Step 2: Convert to fraction form
    776,897,100.96/1,165,442,623.92 = 304,135,080.56/x
  3. Step 3: Cross multiply
    776,897,100.96x = 1,165,442,623.92 × 304,135,080.56
  4. Step 4: Simplify right side
    776,897,100.96x = 354,451,986,313,967,040
  5. Step 5: Solve for x
    x = 354,451,986,313,967,040/776,897,100.96
  6. Step 6: Final answer
    x = 456,240,583.05

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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.