Home / 635,181,392.80-952,772,089.20-271,712,490.40

Finding the Fourth Proportional to 635,181,392.80, 952,772,089.20 and 271,712,490.40

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Solution

The fourth proportional to 635,181,392.80, 952,772,089.20 and 271,712,490.40 is: 407,568,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,181,392.80 : 952,772,089.20 = 271,712,490.40 : x
  2. Step 2: Convert to fraction form
    635,181,392.80/952,772,089.20 = 271,712,490.40/x
  3. Step 3: Cross multiply
    635,181,392.80x = 952,772,089.20 × 271,712,490.40
  4. Step 4: Simplify right side
    635,181,392.80x = 258,880,077,140,142,944
  5. Step 5: Solve for x
    x = 258,880,077,140,142,944/635,181,392.80
  6. Step 6: Final answer
    x = 407,568,735.60

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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.