Home / 101,067,701.15-139,473,845.30-54,657,954.11

Finding the Fourth Proportional to 101,067,701.15, 139,473,845.30 and 54,657,954.11

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Solution

The fourth proportional to 101,067,701.15, 139,473,845.30 and 54,657,954.11 is: 75,428,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,067,701.15 : 139,473,845.30 = 54,657,954.11 : x
  2. Step 2: Convert to fraction form
    101,067,701.15/139,473,845.30 = 54,657,954.11/x
  3. Step 3: Cross multiply
    101,067,701.15x = 139,473,845.30 × 54,657,954.11
  4. Step 4: Simplify right side
    101,067,701.15x = 7,623,355,036,437,969
  5. Step 5: Solve for x
    x = 7,623,355,036,437,969/101,067,701.15
  6. Step 6: Final answer
    x = 75,428,202.58

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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.