Home / 369,034,822.20-509,268,967.22-201,781,887.96

Finding the Fourth Proportional to 369,034,822.20, 509,268,967.22 and 201,781,887.96

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Solution

The fourth proportional to 369,034,822.20, 509,268,967.22 and 201,781,887.96 is: 278,459,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,034,822.20 : 509,268,967.22 = 201,781,887.96 : x
  2. Step 2: Convert to fraction form
    369,034,822.20/509,268,967.22 = 201,781,887.96/x
  3. Step 3: Cross multiply
    369,034,822.20x = 509,268,967.22 × 201,781,887.96
  4. Step 4: Simplify right side
    369,034,822.20x = 102,761,253,685,595,424
  5. Step 5: Solve for x
    x = 102,761,253,685,595,424/369,034,822.20
  6. Step 6: Final answer
    x = 278,459,504.37

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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.