Home / 109,164,875.80-163,747,313.70-92,725,634.20

Finding the Fourth Proportional to 109,164,875.80, 163,747,313.70 and 92,725,634.20

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Solution

The fourth proportional to 109,164,875.80, 163,747,313.70 and 92,725,634.20 is: 139,088,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,164,875.80 : 163,747,313.70 = 92,725,634.20 : x
  2. Step 2: Convert to fraction form
    109,164,875.80/163,747,313.70 = 92,725,634.20/x
  3. Step 3: Cross multiply
    109,164,875.80x = 163,747,313.70 × 92,725,634.20
  4. Step 4: Simplify right side
    109,164,875.80x = 15,183,573,511,378,848
  5. Step 5: Solve for x
    x = 15,183,573,511,378,848/109,164,875.80
  6. Step 6: Final answer
    x = 139,088,451.30

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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.