Home / 106,588,896.80-159,883,345.20-38,438,477.60

Finding the Fourth Proportional to 106,588,896.80, 159,883,345.20 and 38,438,477.60

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Solution

The fourth proportional to 106,588,896.80, 159,883,345.20 and 38,438,477.60 is: 57,657,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,588,896.80 : 159,883,345.20 = 38,438,477.60 : x
  2. Step 2: Convert to fraction form
    106,588,896.80/159,883,345.20 = 38,438,477.60/x
  3. Step 3: Cross multiply
    106,588,896.80x = 159,883,345.20 × 38,438,477.60
  4. Step 4: Simplify right side
    106,588,896.80x = 6,145,672,383,083,267
  5. Step 5: Solve for x
    x = 6,145,672,383,083,267/106,588,896.80
  6. Step 6: Final answer
    x = 57,657,716.40

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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.