Home / 165,888,677.80-248,833,016.70-145,733,285.80

Finding the Fourth Proportional to 165,888,677.80, 248,833,016.70 and 145,733,285.80

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Solution

The fourth proportional to 165,888,677.80, 248,833,016.70 and 145,733,285.80 is: 218,599,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,677.80 : 248,833,016.70 = 145,733,285.80 : x
  2. Step 2: Convert to fraction form
    165,888,677.80/248,833,016.70 = 145,733,285.80/x
  3. Step 3: Cross multiply
    165,888,677.80x = 248,833,016.70 × 145,733,285.80
  4. Step 4: Simplify right side
    165,888,677.80x = 36,263,253,139,217,272
  5. Step 5: Solve for x
    x = 36,263,253,139,217,272/165,888,677.80
  6. Step 6: Final answer
    x = 218,599,928.70

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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.