Home / 165,798,822.60-248,695,901.10-74,922,265.80

Finding the Fourth Proportional to 165,798,822.60, 248,695,901.10 and 74,922,265.80

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Solution

The fourth proportional to 165,798,822.60, 248,695,901.10 and 74,922,265.80 is: 112,382,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,798,822.60 : 248,695,901.10 = 74,922,265.80 : x
  2. Step 2: Convert to fraction form
    165,798,822.60/248,695,901.10 = 74,922,265.80/x
  3. Step 3: Cross multiply
    165,798,822.60x = 248,695,901.10 × 74,922,265.80
  4. Step 4: Simplify right side
    165,798,822.60x = 18,632,860,405,584,712
  5. Step 5: Solve for x
    x = 18,632,860,405,584,712/165,798,822.60
  6. Step 6: Final answer
    x = 112,382,344.54

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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.