Home / 109,183,534.30-163,775,301.45-51,787,906.30

Finding the Fourth Proportional to 109,183,534.30, 163,775,301.45 and 51,787,906.30

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Solution

The fourth proportional to 109,183,534.30, 163,775,301.45 and 51,787,906.30 is: 77,681,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,183,534.30 : 163,775,301.45 = 51,787,906.30 : x
  2. Step 2: Convert to fraction form
    109,183,534.30/163,775,301.45 = 51,787,906.30/x
  3. Step 3: Cross multiply
    109,183,534.30x = 163,775,301.45 × 51,787,906.30
  4. Step 4: Simplify right side
    109,183,534.30x = 8,481,579,965,746,853
  5. Step 5: Solve for x
    x = 8,481,579,965,746,853/109,183,534.30
  6. Step 6: Final answer
    x = 77,681,859.45

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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.