Home / 221,467,517.70-332,124,345.14-123,249,109.83

Finding the Fourth Proportional to 221,467,517.70, 332,124,345.14 and 123,249,109.83

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Solution

The fourth proportional to 221,467,517.70, 332,124,345.14 and 123,249,109.83 is: 184,830,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,467,517.70 : 332,124,345.14 = 123,249,109.83 : x
  2. Step 2: Convert to fraction form
    221,467,517.70/332,124,345.14 = 123,249,109.83/x
  3. Step 3: Cross multiply
    221,467,517.70x = 332,124,345.14 × 123,249,109.83
  4. Step 4: Simplify right side
    221,467,517.70x = 40,934,029,890,760,440
  5. Step 5: Solve for x
    x = 40,934,029,890,760,440/221,467,517.70
  6. Step 6: Final answer
    x = 184,830,851.57

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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.