Home / 362,309,005.80-543,463,508.70-306,188,836.20

Finding the Fourth Proportional to 362,309,005.80, 543,463,508.70 and 306,188,836.20

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Solution

The fourth proportional to 362,309,005.80, 543,463,508.70 and 306,188,836.20 is: 459,283,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,309,005.80 : 543,463,508.70 = 306,188,836.20 : x
  2. Step 2: Convert to fraction form
    362,309,005.80/543,463,508.70 = 306,188,836.20/x
  3. Step 3: Cross multiply
    362,309,005.80x = 543,463,508.70 × 306,188,836.20
  4. Step 4: Simplify right side
    362,309,005.80x = 166,402,459,246,021,568
  5. Step 5: Solve for x
    x = 166,402,459,246,021,568/362,309,005.80
  6. Step 6: Final answer
    x = 459,283,254.30

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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.