Home / 354,643,679.48-531,504,037.37-144,309,192.39

Finding the Fourth Proportional to 354,643,679.48, 531,504,037.37 and 144,309,192.39

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Solution

The fourth proportional to 354,643,679.48, 531,504,037.37 and 144,309,192.39 is: 216,276,005.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,643,679.48 : 531,504,037.37 = 144,309,192.39 : x
  2. Step 2: Convert to fraction form
    354,643,679.48/531,504,037.37 = 144,309,192.39/x
  3. Step 3: Cross multiply
    354,643,679.48x = 531,504,037.37 × 144,309,192.39
  4. Step 4: Simplify right side
    354,643,679.48x = 76,700,918,384,167,520
  5. Step 5: Solve for x
    x = 76,700,918,384,167,520/354,643,679.48
  6. Step 6: Final answer
    x = 216,276,005.53

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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.