Home / 163,311,262.20-244,966,893.30-72,611,998.20

Finding the Fourth Proportional to 163,311,262.20, 244,966,893.30 and 72,611,998.20

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Solution

The fourth proportional to 163,311,262.20, 244,966,893.30 and 72,611,998.20 is: 108,917,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,311,262.20 : 244,966,893.30 = 72,611,998.20 : x
  2. Step 2: Convert to fraction form
    163,311,262.20/244,966,893.30 = 72,611,998.20/x
  3. Step 3: Cross multiply
    163,311,262.20x = 244,966,893.30 × 72,611,998.20
  4. Step 4: Simplify right side
    163,311,262.20x = 17,787,535,615,359,194
  5. Step 5: Solve for x
    x = 17,787,535,615,359,194/163,311,262.20
  6. Step 6: Final answer
    x = 108,917,997.30

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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.