Home / 221,452,205.10-332,176,558.05-57,689,645.10

Finding the Fourth Proportional to 221,452,205.10, 332,176,558.05 and 57,689,645.10

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Solution

The fourth proportional to 221,452,205.10, 332,176,558.05 and 57,689,645.10 is: 86,534,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,452,205.10 : 332,176,558.05 = 57,689,645.10 : x
  2. Step 2: Convert to fraction form
    221,452,205.10/332,176,558.05 = 57,689,645.10/x
  3. Step 3: Cross multiply
    221,452,205.10x = 332,176,558.05 × 57,689,645.10
  4. Step 4: Simplify right side
    221,452,205.10x = 19,163,147,744,444,048
  5. Step 5: Solve for x
    x = 19,163,147,744,444,048/221,452,205.10
  6. Step 6: Final answer
    x = 86,534,011.87

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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.