Home / 301,298,443.80-451,835,691.30-119,508,005.40

Finding the Fourth Proportional to 301,298,443.80, 451,835,691.30 and 119,508,005.40

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Solution

The fourth proportional to 301,298,443.80, 451,835,691.30 and 119,508,005.40 is: 179,217,594.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,298,443.80 : 451,835,691.30 = 119,508,005.40 : x
  2. Step 2: Convert to fraction form
    301,298,443.80/451,835,691.30 = 119,508,005.40/x
  3. Step 3: Cross multiply
    301,298,443.80x = 451,835,691.30 × 119,508,005.40
  4. Step 4: Simplify right side
    301,298,443.80x = 53,997,982,235,793,136
  5. Step 5: Solve for x
    x = 53,997,982,235,793,136/301,298,443.80
  6. Step 6: Final answer
    x = 179,217,594.21

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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.