Home / 196,948,484.40-271,826,464.24-129,849,629.52

Finding the Fourth Proportional to 196,948,484.40, 271,826,464.24 and 129,849,629.52

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Solution

The fourth proportional to 196,948,484.40, 271,826,464.24 and 129,849,629.52 is: 179,217,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,948,484.40 : 271,826,464.24 = 129,849,629.52 : x
  2. Step 2: Convert to fraction form
    196,948,484.40/271,826,464.24 = 129,849,629.52/x
  3. Step 3: Cross multiply
    196,948,484.40x = 271,826,464.24 × 129,849,629.52
  4. Step 4: Simplify right side
    196,948,484.40x = 35,296,565,675,295,528
  5. Step 5: Solve for x
    x = 35,296,565,675,295,528/196,948,484.40
  6. Step 6: Final answer
    x = 179,217,249.54

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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.