Home / 165,888,915.20-248,833,372.80-141,702,444.80

Finding the Fourth Proportional to 165,888,915.20, 248,833,372.80 and 141,702,444.80

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Solution

The fourth proportional to 165,888,915.20, 248,833,372.80 and 141,702,444.80 is: 212,553,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,915.20 : 248,833,372.80 = 141,702,444.80 : x
  2. Step 2: Convert to fraction form
    165,888,915.20/248,833,372.80 = 141,702,444.80/x
  3. Step 3: Cross multiply
    165,888,915.20x = 248,833,372.80 × 141,702,444.80
  4. Step 4: Simplify right side
    165,888,915.20x = 35,260,297,273,589,828
  5. Step 5: Solve for x
    x = 35,260,297,273,589,828/165,888,915.20
  6. Step 6: Final answer
    x = 212,553,667.20

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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.