Home / 72,422,197.33-99,945,260.48-41,488,345.32

Finding the Fourth Proportional to 72,422,197.33, 99,945,260.48 and 41,488,345.32

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Solution

The fourth proportional to 72,422,197.33, 99,945,260.48 and 41,488,345.32 is: 57,255,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,422,197.33 : 99,945,260.48 = 41,488,345.32 : x
  2. Step 2: Convert to fraction form
    72,422,197.33/99,945,260.48 = 41,488,345.32/x
  3. Step 3: Cross multiply
    72,422,197.33x = 99,945,260.48 × 41,488,345.32
  4. Step 4: Simplify right side
    72,422,197.33x = 4,146,563,479,891,589
  5. Step 5: Solve for x
    x = 4,146,563,479,891,589/72,422,197.33
  6. Step 6: Final answer
    x = 57,255,422.13

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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.