Home / 107,006,900.30-147,682,128.75-63,546,836.30

Finding the Fourth Proportional to 107,006,900.30, 147,682,128.75 and 63,546,836.30

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Solution

The fourth proportional to 107,006,900.30, 147,682,128.75 and 63,546,836.30 is: 87,702,120.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,006,900.30 : 147,682,128.75 = 63,546,836.30 : x
  2. Step 2: Convert to fraction form
    107,006,900.30/147,682,128.75 = 63,546,836.30/x
  3. Step 3: Cross multiply
    107,006,900.30x = 147,682,128.75 × 63,546,836.30
  4. Step 4: Simplify right side
    107,006,900.30x = 9,384,732,060,111,774
  5. Step 5: Solve for x
    x = 9,384,732,060,111,774/107,006,900.30
  6. Step 6: Final answer
    x = 87,702,120.46

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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.