Home / 354,643,677.98-531,504,035.12-144,309,190.88

Finding the Fourth Proportional to 354,643,677.98, 531,504,035.12 and 144,309,190.88

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Solution

The fourth proportional to 354,643,677.98, 531,504,035.12 and 144,309,190.88 is: 216,276,003.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,643,677.98 : 531,504,035.12 = 144,309,190.88 : x
  2. Step 2: Convert to fraction form
    354,643,677.98/531,504,035.12 = 144,309,190.88/x
  3. Step 3: Cross multiply
    354,643,677.98x = 531,504,035.12 × 144,309,190.88
  4. Step 4: Simplify right side
    354,643,677.98x = 76,700,917,259,311,840
  5. Step 5: Solve for x
    x = 76,700,917,259,311,840/354,643,677.98
  6. Step 6: Final answer
    x = 216,276,003.27

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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.