Home / 119,102,147.82-164,353,758.81-66,177,045.81

Finding the Fourth Proportional to 119,102,147.82, 164,353,758.81 and 66,177,045.81

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Solution

The fourth proportional to 119,102,147.82, 164,353,758.81 and 66,177,045.81 is: 91,320,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,102,147.82 : 164,353,758.81 = 66,177,045.81 : x
  2. Step 2: Convert to fraction form
    119,102,147.82/164,353,758.81 = 66,177,045.81/x
  3. Step 3: Cross multiply
    119,102,147.82x = 164,353,758.81 × 66,177,045.81
  4. Step 4: Simplify right side
    119,102,147.82x = 10,876,446,225,815,062
  5. Step 5: Solve for x
    x = 10,876,446,225,815,062/119,102,147.82
  6. Step 6: Final answer
    x = 91,320,319.78

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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.