Home / 188,194,988.13-282,182,872.49-73,045,009.46

Finding the Fourth Proportional to 188,194,988.13, 282,182,872.49 and 73,045,009.46

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Solution

The fourth proportional to 188,194,988.13, 282,182,872.49 and 73,045,009.46 is: 109,524,970.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,194,988.13 : 282,182,872.49 = 73,045,009.46 : x
  2. Step 2: Convert to fraction form
    188,194,988.13/282,182,872.49 = 73,045,009.46/x
  3. Step 3: Cross multiply
    188,194,988.13x = 282,182,872.49 × 73,045,009.46
  4. Step 4: Simplify right side
    188,194,988.13x = 20,612,050,588,705,884
  5. Step 5: Solve for x
    x = 20,612,050,588,705,884/188,194,988.13
  6. Step 6: Final answer
    x = 109,524,970.85

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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.