Home / 171,659,121.60-257,488,682.40-152,952,398.40

Finding the Fourth Proportional to 171,659,121.60, 257,488,682.40 and 152,952,398.40

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Solution

The fourth proportional to 171,659,121.60, 257,488,682.40 and 152,952,398.40 is: 229,428,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,659,121.60 : 257,488,682.40 = 152,952,398.40 : x
  2. Step 2: Convert to fraction form
    171,659,121.60/257,488,682.40 = 152,952,398.40/x
  3. Step 3: Cross multiply
    171,659,121.60x = 257,488,682.40 × 152,952,398.40
  4. Step 4: Simplify right side
    171,659,121.60x = 39,383,511,533,935,872
  5. Step 5: Solve for x
    x = 39,383,511,533,935,872/171,659,121.60
  6. Step 6: Final answer
    x = 229,428,597.60

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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.