Home / 119,715,366.51-165,193,167.29-67,501,290.69

Finding the Fourth Proportional to 119,715,366.51, 165,193,167.29 and 67,501,290.69

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Solution

The fourth proportional to 119,715,366.51, 165,193,167.29 and 67,501,290.69 is: 93,143,865.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,715,366.51 : 165,193,167.29 = 67,501,290.69 : x
  2. Step 2: Convert to fraction form
    119,715,366.51/165,193,167.29 = 67,501,290.69/x
  3. Step 3: Cross multiply
    119,715,366.51x = 165,193,167.29 × 67,501,290.69
  4. Step 4: Simplify right side
    119,715,366.51x = 11,150,752,004,906,582
  5. Step 5: Solve for x
    x = 11,150,752,004,906,582/119,715,366.51
  6. Step 6: Final answer
    x = 93,143,865.57

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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.