Home / 188,299,968.30-282,449,952.45-67,135,373.10

Finding the Fourth Proportional to 188,299,968.30, 282,449,952.45 and 67,135,373.10

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Solution

The fourth proportional to 188,299,968.30, 282,449,952.45 and 67,135,373.10 is: 100,703,059.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,299,968.30 : 282,449,952.45 = 67,135,373.10 : x
  2. Step 2: Convert to fraction form
    188,299,968.30/282,449,952.45 = 67,135,373.10/x
  3. Step 3: Cross multiply
    188,299,968.30x = 282,449,952.45 × 67,135,373.10
  4. Step 4: Simplify right side
    188,299,968.30x = 18,962,382,939,808,008
  5. Step 5: Solve for x
    x = 18,962,382,939,808,008/188,299,968.30
  6. Step 6: Final answer
    x = 100,703,059.65

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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.