Home / 135,760,825.24-187,356,108.12-80,008,598.62

Finding the Fourth Proportional to 135,760,825.24, 187,356,108.12 and 80,008,598.62

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Solution

The fourth proportional to 135,760,825.24, 187,356,108.12 and 80,008,598.62 is: 110,415,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,760,825.24 : 187,356,108.12 = 80,008,598.62 : x
  2. Step 2: Convert to fraction form
    135,760,825.24/187,356,108.12 = 80,008,598.62/x
  3. Step 3: Cross multiply
    135,760,825.24x = 187,356,108.12 × 80,008,598.62
  4. Step 4: Simplify right side
    135,760,825.24x = 14,990,099,653,578,404
  5. Step 5: Solve for x
    x = 14,990,099,653,578,404/135,760,825.24
  6. Step 6: Final answer
    x = 110,415,501.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.