Home / 490,165,064.33-735,247,147.26-153,645,026.31

Finding the Fourth Proportional to 490,165,064.33, 735,247,147.26 and 153,645,026.31

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Solution

The fourth proportional to 490,165,064.33, 735,247,147.26 and 153,645,026.31 is: 230,467,398.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,165,064.33 : 735,247,147.26 = 153,645,026.31 : x
  2. Step 2: Convert to fraction form
    490,165,064.33/735,247,147.26 = 153,645,026.31/x
  3. Step 3: Cross multiply
    490,165,064.33x = 735,247,147.26 × 153,645,026.31
  4. Step 4: Simplify right side
    490,165,064.33x = 112,967,067,285,115,152
  5. Step 5: Solve for x
    x = 112,967,067,285,115,152/490,165,064.33
  6. Step 6: Final answer
    x = 230,467,398.65

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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.