Home / 844,223,189.77-1,165,028,112.32-467,904,073.35

Finding the Fourth Proportional to 844,223,189.77, 1,165,028,112.32 and 467,904,073.35

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Solution

The fourth proportional to 844,223,189.77, 1,165,028,112.32 and 467,904,073.35 is: 645,707,682.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,223,189.77 : 1,165,028,112.32 = 467,904,073.35 : x
  2. Step 2: Convert to fraction form
    844,223,189.77/1,165,028,112.32 = 467,904,073.35/x
  3. Step 3: Cross multiply
    844,223,189.77x = 1,165,028,112.32 × 467,904,073.35
  4. Step 4: Simplify right side
    844,223,189.77x = 545,121,399,321,789,312
  5. Step 5: Solve for x
    x = 545,121,399,321,789,312/844,223,189.77
  6. Step 6: Final answer
    x = 645,707,682.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.