Home / 490,165,067.52-735,247,152.03-153,645,029.51

Finding the Fourth Proportional to 490,165,067.52, 735,247,152.03 and 153,645,029.51

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Solution

The fourth proportional to 490,165,067.52, 735,247,152.03 and 153,645,029.51 is: 230,467,403.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,165,067.52 : 735,247,152.03 = 153,645,029.51 : x
  2. Step 2: Convert to fraction form
    490,165,067.52/735,247,152.03 = 153,645,029.51/x
  3. Step 3: Cross multiply
    490,165,067.52x = 735,247,152.03 × 153,645,029.51
  4. Step 4: Simplify right side
    490,165,067.52x = 112,967,070,367,116,560
  5. Step 5: Solve for x
    x = 112,967,070,367,116,560/490,165,067.52
  6. Step 6: Final answer
    x = 230,467,403.44

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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.