Home / 221,433,999.30-332,150,998.95-148,254,573.60

Finding the Fourth Proportional to 221,433,999.30, 332,150,998.95 and 148,254,573.60

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Solution

The fourth proportional to 221,433,999.30, 332,150,998.95 and 148,254,573.60 is: 222,381,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,433,999.30 : 332,150,998.95 = 148,254,573.60 : x
  2. Step 2: Convert to fraction form
    221,433,999.30/332,150,998.95 = 148,254,573.60/x
  3. Step 3: Cross multiply
    221,433,999.30x = 332,150,998.95 × 148,254,573.60
  4. Step 4: Simplify right side
    221,433,999.30x = 49,242,904,720,146,296
  5. Step 5: Solve for x
    x = 49,242,904,720,146,296/221,433,999.30
  6. Step 6: Final answer
    x = 222,381,860.40

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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.