Home / 426,242,253.20-639,083,443.80-167,301,453.20

Finding the Fourth Proportional to 426,242,253.20, 639,083,443.80 and 167,301,453.20

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Solution

The fourth proportional to 426,242,253.20, 639,083,443.80 and 167,301,453.20 is: 250,842,304.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,242,253.20 : 639,083,443.80 = 167,301,453.20 : x
  2. Step 2: Convert to fraction form
    426,242,253.20/639,083,443.80 = 167,301,453.20/x
  3. Step 3: Cross multiply
    426,242,253.20x = 639,083,443.80 × 167,301,453.20
  4. Step 4: Simplify right side
    426,242,253.20x = 106,919,588,863,800,512
  5. Step 5: Solve for x
    x = 106,919,588,863,800,512/426,242,253.20
  6. Step 6: Final answer
    x = 250,842,304.02

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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.