Home / 275,130,391.77-379,681,591.59-149,683,487.44

Finding the Fourth Proportional to 275,130,391.77, 379,681,591.59 and 149,683,487.44

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Solution

The fourth proportional to 275,130,391.77, 379,681,591.59 and 149,683,487.44 is: 206,564,110.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,130,391.77 : 379,681,591.59 = 149,683,487.44 : x
  2. Step 2: Convert to fraction form
    275,130,391.77/379,681,591.59 = 149,683,487.44/x
  3. Step 3: Cross multiply
    275,130,391.77x = 379,681,591.59 × 149,683,487.44
  4. Step 4: Simplify right side
    275,130,391.77x = 56,832,064,745,725,568
  5. Step 5: Solve for x
    x = 56,832,064,745,725,568/275,130,391.77
  6. Step 6: Final answer
    x = 206,564,110.86

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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.