Home / 236,270,201.58-354,403,815.21-127,146,774.78

Finding the Fourth Proportional to 236,270,201.58, 354,403,815.21 and 127,146,774.78

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Solution

The fourth proportional to 236,270,201.58, 354,403,815.21 and 127,146,774.78 is: 190,719,361.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,270,201.58 : 354,403,815.21 = 127,146,774.78 : x
  2. Step 2: Convert to fraction form
    236,270,201.58/354,403,815.21 = 127,146,774.78/x
  3. Step 3: Cross multiply
    236,270,201.58x = 354,403,815.21 × 127,146,774.78
  4. Step 4: Simplify right side
    236,270,201.58x = 45,061,302,073,678,608
  5. Step 5: Solve for x
    x = 45,061,302,073,678,608/236,270,201.58
  6. Step 6: Final answer
    x = 190,719,361.87

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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.