Home / 97,714,806.40-146,716,843.20-54,669,980.80

Finding the Fourth Proportional to 97,714,806.40, 146,716,843.20 and 54,669,980.80

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Solution

The fourth proportional to 97,714,806.40, 146,716,843.20 and 54,669,980.80 is: 82,085,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,714,806.40 : 146,716,843.20 = 54,669,980.80 : x
  2. Step 2: Convert to fraction form
    97,714,806.40/146,716,843.20 = 54,669,980.80/x
  3. Step 3: Cross multiply
    97,714,806.40x = 146,716,843.20 × 54,669,980.80
  4. Step 4: Simplify right side
    97,714,806.40x = 8,021,007,000,780,609
  5. Step 5: Solve for x
    x = 8,021,007,000,780,609/97,714,806.40
  6. Step 6: Final answer
    x = 82,085,891.55

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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.