Home / 221,276,598.60-331,914,897.90-144,835,408.20

Finding the Fourth Proportional to 221,276,598.60, 331,914,897.90 and 144,835,408.20

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Solution

The fourth proportional to 221,276,598.60, 331,914,897.90 and 144,835,408.20 is: 217,253,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,276,598.60 : 331,914,897.90 = 144,835,408.20 : x
  2. Step 2: Convert to fraction form
    221,276,598.60/331,914,897.90 = 144,835,408.20/x
  3. Step 3: Cross multiply
    221,276,598.60x = 331,914,897.90 × 144,835,408.20
  4. Step 4: Simplify right side
    221,276,598.60x = 48,073,029,725,007,816
  5. Step 5: Solve for x
    x = 48,073,029,725,007,816/221,276,598.60
  6. Step 6: Final answer
    x = 217,253,112.30

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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.