Home / 101,455,158-152,093,156.52-77,627,005.68

Finding the Fourth Proportional to 101,455,158, 152,093,156.52 and 77,627,005.68

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Solution

The fourth proportional to 101,455,158, 152,093,156.52 and 77,627,005.68 is: 116,371,967.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,455,158 : 152,093,156.52 = 77,627,005.68 : x
  2. Step 2: Convert to fraction form
    101,455,158/152,093,156.52 = 77,627,005.68/x
  3. Step 3: Cross multiply
    101,455,158x = 152,093,156.52 × 77,627,005.68
  4. Step 4: Simplify right side
    101,455,158x = 11,806,536,325,067,170
  5. Step 5: Solve for x
    x = 11,806,536,325,067,170/101,455,158
  6. Step 6: Final answer
    x = 116,371,967.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.