Home / 101,085,047.74-151,646,468.91-40,505,497.66

Finding the Fourth Proportional to 101,085,047.74, 151,646,468.91 and 40,505,497.66

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Solution

The fourth proportional to 101,085,047.74, 151,646,468.91 and 40,505,497.66 is: 60,765,818.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,085,047.74 : 151,646,468.91 = 40,505,497.66 : x
  2. Step 2: Convert to fraction form
    101,085,047.74/151,646,468.91 = 40,505,497.66/x
  3. Step 3: Cross multiply
    101,085,047.74x = 151,646,468.91 × 40,505,497.66
  4. Step 4: Simplify right side
    101,085,047.74x = 6,142,515,691,581,267
  5. Step 5: Solve for x
    x = 6,142,515,691,581,267/101,085,047.74
  6. Step 6: Final answer
    x = 60,765,818.77

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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.