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Finding the Fourth Proportional to 163,309,365.20, 244,964,047.80 and 108,889,806.80

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Solution

The fourth proportional to 163,309,365.20, 244,964,047.80 and 108,889,806.80 is: 163,334,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,309,365.20 : 244,964,047.80 = 108,889,806.80 : x
  2. Step 2: Convert to fraction form
    163,309,365.20/244,964,047.80 = 108,889,806.80/x
  3. Step 3: Cross multiply
    163,309,365.20x = 244,964,047.80 × 108,889,806.80
  4. Step 4: Simplify right side
    163,309,365.20x = 26,674,087,837,887,964
  5. Step 5: Solve for x
    x = 26,674,087,837,887,964/163,309,365.20
  6. Step 6: Final answer
    x = 163,334,710.20

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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.