Home / 107,006,900.80-147,682,129.44-63,546,836.80

Finding the Fourth Proportional to 107,006,900.80, 147,682,129.44 and 63,546,836.80

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Solution

The fourth proportional to 107,006,900.80, 147,682,129.44 and 63,546,836.80 is: 87,702,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,006,900.80 : 147,682,129.44 = 63,546,836.80 : x
  2. Step 2: Convert to fraction form
    107,006,900.80/147,682,129.44 = 63,546,836.80/x
  3. Step 3: Cross multiply
    107,006,900.80x = 147,682,129.44 × 63,546,836.80
  4. Step 4: Simplify right side
    107,006,900.80x = 9,384,732,177,800,154
  5. Step 5: Solve for x
    x = 9,384,732,177,800,154/107,006,900.80
  6. Step 6: Final answer
    x = 87,702,121.15

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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.