Home / 101,471,349.36-140,030,846.27-55,061,603.28

Finding the Fourth Proportional to 101,471,349.36, 140,030,846.27 and 55,061,603.28

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Solution

The fourth proportional to 101,471,349.36, 140,030,846.27 and 55,061,603.28 is: 75,985,220.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,471,349.36 : 140,030,846.27 = 55,061,603.28 : x
  2. Step 2: Convert to fraction form
    101,471,349.36/140,030,846.27 = 55,061,603.28/x
  3. Step 3: Cross multiply
    101,471,349.36x = 140,030,846.27 × 55,061,603.28
  4. Step 4: Simplify right side
    101,471,349.36x = 7,710,322,904,419,062
  5. Step 5: Solve for x
    x = 7,710,322,904,419,062/101,471,349.36
  6. Step 6: Final answer
    x = 75,985,220.98

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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.