Home / 110,678,607.36-166,269,853.44-80,067,605.76

Finding the Fourth Proportional to 110,678,607.36, 166,269,853.44 and 80,067,605.76

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Solution

The fourth proportional to 110,678,607.36, 166,269,853.44 and 80,067,605.76 is: 120,283,669.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,678,607.36 : 166,269,853.44 = 80,067,605.76 : x
  2. Step 2: Convert to fraction form
    110,678,607.36/166,269,853.44 = 80,067,605.76/x
  3. Step 3: Cross multiply
    110,678,607.36x = 166,269,853.44 × 80,067,605.76
  4. Step 4: Simplify right side
    110,678,607.36x = 13,312,829,075,006,900
  5. Step 5: Solve for x
    x = 13,312,829,075,006,900/110,678,607.36
  6. Step 6: Final answer
    x = 120,283,669.92

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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.