Home / 171,936,605.40-257,904,908.10-110,714,602.20

Finding the Fourth Proportional to 171,936,605.40, 257,904,908.10 and 110,714,602.20

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Solution

The fourth proportional to 171,936,605.40, 257,904,908.10 and 110,714,602.20 is: 166,071,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936,605.40 : 257,904,908.10 = 110,714,602.20 : x
  2. Step 2: Convert to fraction form
    171,936,605.40/257,904,908.10 = 110,714,602.20/x
  3. Step 3: Cross multiply
    171,936,605.40x = 257,904,908.10 × 110,714,602.20
  4. Step 4: Simplify right side
    171,936,605.40x = 28,553,839,305,719,056
  5. Step 5: Solve for x
    x = 28,553,839,305,719,056/171,936,605.40
  6. Step 6: Final answer
    x = 166,071,903.30

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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.