Home / 171,935,999.40-257,903,999.10-110,713,996.20

Finding the Fourth Proportional to 171,935,999.40, 257,903,999.10 and 110,713,996.20

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Solution

The fourth proportional to 171,935,999.40, 257,903,999.10 and 110,713,996.20 is: 166,070,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,935,999.40 : 257,903,999.10 = 110,713,996.20 : x
  2. Step 2: Convert to fraction form
    171,935,999.40/257,903,999.10 = 110,713,996.20/x
  3. Step 3: Cross multiply
    171,935,999.40x = 257,903,999.10 × 110,713,996.20
  4. Step 4: Simplify right side
    171,935,999.40x = 28,553,582,376,322,204
  5. Step 5: Solve for x
    x = 28,553,582,376,322,204/171,935,999.40
  6. Step 6: Final answer
    x = 166,070,994.30

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1.5x scale

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.