Home / 79,988,416.52-110,392,991.64-45,183,348.32

Finding the Fourth Proportional to 79,988,416.52, 110,392,991.64 and 45,183,348.32

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Solution

The fourth proportional to 79,988,416.52, 110,392,991.64 and 45,183,348.32 is: 62,358,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,988,416.52 : 110,392,991.64 = 45,183,348.32 : x
  2. Step 2: Convert to fraction form
    79,988,416.52/110,392,991.64 = 45,183,348.32/x
  3. Step 3: Cross multiply
    79,988,416.52x = 110,392,991.64 × 45,183,348.32
  4. Step 4: Simplify right side
    79,988,416.52x = 4,987,924,992,805,003
  5. Step 5: Solve for x
    x = 4,987,924,992,805,003/79,988,416.52
  6. Step 6: Final answer
    x = 62,358,091.46

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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.