Home / 221,534,050.80-332,301,076.20-75,948,085.20

Finding the Fourth Proportional to 221,534,050.80, 332,301,076.20 and 75,948,085.20

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Solution

The fourth proportional to 221,534,050.80, 332,301,076.20 and 75,948,085.20 is: 113,922,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,534,050.80 : 332,301,076.20 = 75,948,085.20 : x
  2. Step 2: Convert to fraction form
    221,534,050.80/332,301,076.20 = 75,948,085.20/x
  3. Step 3: Cross multiply
    221,534,050.80x = 332,301,076.20 × 75,948,085.20
  4. Step 4: Simplify right side
    221,534,050.80x = 25,237,630,447,289,292
  5. Step 5: Solve for x
    x = 25,237,630,447,289,292/221,534,050.80
  6. Step 6: Final answer
    x = 113,922,127.80

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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.