Home / 171,679,500.90-257,519,251.35-164,983,344.30

Finding the Fourth Proportional to 171,679,500.90, 257,519,251.35 and 164,983,344.30

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Solution

The fourth proportional to 171,679,500.90, 257,519,251.35 and 164,983,344.30 is: 247,475,016.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,679,500.90 : 257,519,251.35 = 164,983,344.30 : x
  2. Step 2: Convert to fraction form
    171,679,500.90/257,519,251.35 = 164,983,344.30/x
  3. Step 3: Cross multiply
    171,679,500.90x = 257,519,251.35 × 164,983,344.30
  4. Step 4: Simplify right side
    171,679,500.90x = 42,486,387,309,355,288
  5. Step 5: Solve for x
    x = 42,486,387,309,355,288/171,679,500.90
  6. Step 6: Final answer
    x = 247,475,016.45

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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.