Home / 101,546,385.28-140,130,082.91-55,135,577.14

Finding the Fourth Proportional to 101,546,385.28, 140,130,082.91 and 55,135,577.14

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Solution

The fourth proportional to 101,546,385.28, 140,130,082.91 and 55,135,577.14 is: 76,084,963.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,546,385.28 : 140,130,082.91 = 55,135,577.14 : x
  2. Step 2: Convert to fraction form
    101,546,385.28/140,130,082.91 = 55,135,577.14/x
  3. Step 3: Cross multiply
    101,546,385.28x = 140,130,082.91 × 55,135,577.14
  4. Step 4: Simplify right side
    101,546,385.28x = 7,726,152,995,706,415
  5. Step 5: Solve for x
    x = 7,726,152,995,706,415/101,546,385.28
  6. Step 6: Final answer
    x = 76,084,963.29

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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.