Home / 106,588,906.80-159,883,360.20-38,438,487.60

Finding the Fourth Proportional to 106,588,906.80, 159,883,360.20 and 38,438,487.60

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Solution

The fourth proportional to 106,588,906.80, 159,883,360.20 and 38,438,487.60 is: 57,657,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,588,906.80 : 159,883,360.20 = 38,438,487.60 : x
  2. Step 2: Convert to fraction form
    106,588,906.80/159,883,360.20 = 38,438,487.60/x
  3. Step 3: Cross multiply
    106,588,906.80x = 159,883,360.20 × 38,438,487.60
  4. Step 4: Simplify right side
    106,588,906.80x = 6,145,674,558,494,033
  5. Step 5: Solve for x
    x = 6,145,674,558,494,033/106,588,906.80
  6. Step 6: Final answer
    x = 57,657,731.40

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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.