Home / 705,682,243.80-1,058,643,959.79-290,932,341.68

Finding the Fourth Proportional to 705,682,243.80, 1,058,643,959.79 and 290,932,341.68

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Solution

The fourth proportional to 705,682,243.80, 1,058,643,959.79 and 290,932,341.68 is: 436,448,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,682,243.80 : 1,058,643,959.79 = 290,932,341.68 : x
  2. Step 2: Convert to fraction form
    705,682,243.80/1,058,643,959.79 = 290,932,341.68/x
  3. Step 3: Cross multiply
    705,682,243.80x = 1,058,643,959.79 × 290,932,341.68
  4. Step 4: Simplify right side
    705,682,243.80x = 307,993,766,231,165,952
  5. Step 5: Solve for x
    x = 307,993,766,231,165,952/705,682,243.80
  6. Step 6: Final answer
    x = 436,448,229.98

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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.