Home / 227,214,579.20-340,821,868.80-188,919,334.40

Finding the Fourth Proportional to 227,214,579.20, 340,821,868.80 and 188,919,334.40

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Solution

The fourth proportional to 227,214,579.20, 340,821,868.80 and 188,919,334.40 is: 283,379,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,214,579.20 : 340,821,868.80 = 188,919,334.40 : x
  2. Step 2: Convert to fraction form
    227,214,579.20/340,821,868.80 = 188,919,334.40/x
  3. Step 3: Cross multiply
    227,214,579.20x = 340,821,868.80 × 188,919,334.40
  4. Step 4: Simplify right side
    227,214,579.20x = 64,387,840,602,660,128
  5. Step 5: Solve for x
    x = 64,387,840,602,660,128/227,214,579.20
  6. Step 6: Final answer
    x = 283,379,001.60

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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.