Home / 717,474,350.16-1,076,211,539.82-172,215,884.16

Finding the Fourth Proportional to 717,474,350.16, 1,076,211,539.82 and 172,215,884.16

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Solution

The fourth proportional to 717,474,350.16, 1,076,211,539.82 and 172,215,884.16 is: 258,323,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,474,350.16 : 1,076,211,539.82 = 172,215,884.16 : x
  2. Step 2: Convert to fraction form
    717,474,350.16/1,076,211,539.82 = 172,215,884.16/x
  3. Step 3: Cross multiply
    717,474,350.16x = 1,076,211,539.82 × 172,215,884.16
  4. Step 4: Simplify right side
    717,474,350.16x = 185,340,721,873,296,320
  5. Step 5: Solve for x
    x = 185,340,721,873,296,320/717,474,350.16
  6. Step 6: Final answer
    x = 258,323,829.74

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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.