Home / 275,810,635.56-380,621,610.72-152,055,741.36

Finding the Fourth Proportional to 275,810,635.56, 380,621,610.72 and 152,055,741.36

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Solution

The fourth proportional to 275,810,635.56, 380,621,610.72 and 152,055,741.36 is: 209,838,540.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,810,635.56 : 380,621,610.72 = 152,055,741.36 : x
  2. Step 2: Convert to fraction form
    275,810,635.56/380,621,610.72 = 152,055,741.36/x
  3. Step 3: Cross multiply
    275,810,635.56x = 380,621,610.72 × 152,055,741.36
  4. Step 4: Simplify right side
    275,810,635.56x = 57,875,701,195,666,936
  5. Step 5: Solve for x
    x = 57,875,701,195,666,936/275,810,635.56
  6. Step 6: Final answer
    x = 209,838,540.41

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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.