Home / 116,173,455.54-174,196,366.65-79,790,999.82

Finding the Fourth Proportional to 116,173,455.54, 174,196,366.65 and 79,790,999.82

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Solution

The fourth proportional to 116,173,455.54, 174,196,366.65 and 79,790,999.82 is: 119,642,668.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,173,455.54 : 174,196,366.65 = 79,790,999.82 : x
  2. Step 2: Convert to fraction form
    116,173,455.54/174,196,366.65 = 79,790,999.82/x
  3. Step 3: Cross multiply
    116,173,455.54x = 174,196,366.65 × 79,790,999.82
  4. Step 4: Simplify right side
    116,173,455.54x = 13,899,302,258,744,868
  5. Step 5: Solve for x
    x = 13,899,302,258,744,868/116,173,455.54
  6. Step 6: Final answer
    x = 119,642,668.76

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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.