Home / 221,487,353.34-332,302,003.53-155,082,952.86

Finding the Fourth Proportional to 221,487,353.34, 332,302,003.53 and 155,082,952.86

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Solution

The fourth proportional to 221,487,353.34, 332,302,003.53 and 155,082,952.86 is: 232,674,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,487,353.34 : 332,302,003.53 = 155,082,952.86 : x
  2. Step 2: Convert to fraction form
    221,487,353.34/332,302,003.53 = 155,082,952.86/x
  3. Step 3: Cross multiply
    221,487,353.34x = 332,302,003.53 × 155,082,952.86
  4. Step 4: Simplify right side
    221,487,353.34x = 51,534,375,948,726,544
  5. Step 5: Solve for x
    x = 51,534,375,948,726,544/221,487,353.34
  6. Step 6: Final answer
    x = 232,674,124.15

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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.