Home / 135,467,071.65-186,949,697.76-75,929,468.18

Finding the Fourth Proportional to 135,467,071.65, 186,949,697.76 and 75,929,468.18

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Solution

The fourth proportional to 135,467,071.65, 186,949,697.76 and 75,929,468.18 is: 104,785,546.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,467,071.65 : 186,949,697.76 = 75,929,468.18 : x
  2. Step 2: Convert to fraction form
    135,467,071.65/186,949,697.76 = 75,929,468.18/x
  3. Step 3: Cross multiply
    135,467,071.65x = 186,949,697.76 × 75,929,468.18
  4. Step 4: Simplify right side
    135,467,071.65x = 14,194,991,126,393,788
  5. Step 5: Solve for x
    x = 14,194,991,126,393,788/135,467,071.65
  6. Step 6: Final answer
    x = 104,785,546.43

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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.