Home / 165,646,152.13-228,601,917.13-91,306,545.01

Finding the Fourth Proportional to 165,646,152.13, 228,601,917.13 and 91,306,545.01

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Solution

The fourth proportional to 165,646,152.13, 228,601,917.13 and 91,306,545.01 is: 126,008,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,646,152.13 : 228,601,917.13 = 91,306,545.01 : x
  2. Step 2: Convert to fraction form
    165,646,152.13/228,601,917.13 = 91,306,545.01/x
  3. Step 3: Cross multiply
    165,646,152.13x = 228,601,917.13 × 91,306,545.01
  4. Step 4: Simplify right side
    165,646,152.13x = 20,872,851,235,802,636
  5. Step 5: Solve for x
    x = 20,872,851,235,802,636/165,646,152.13
  6. Step 6: Final answer
    x = 126,008,669.49

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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.