Home / 165,889,300.80-248,833,951.20-145,733,908.80

Finding the Fourth Proportional to 165,889,300.80, 248,833,951.20 and 145,733,908.80

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Solution

The fourth proportional to 165,889,300.80, 248,833,951.20 and 145,733,908.80 is: 218,600,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,889,300.80 : 248,833,951.20 = 145,733,908.80 : x
  2. Step 2: Convert to fraction form
    165,889,300.80/248,833,951.20 = 145,733,908.80/x
  3. Step 3: Cross multiply
    165,889,300.80x = 248,833,951.20 × 145,733,908.80
  4. Step 4: Simplify right side
    165,889,300.80x = 36,263,544,350,524,448
  5. Step 5: Solve for x
    x = 36,263,544,350,524,448/165,889,300.80
  6. Step 6: Final answer
    x = 218,600,863.20

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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.