Home / 348,903,614.80-523,355,422.20-219,763,451.80

Finding the Fourth Proportional to 348,903,614.80, 523,355,422.20 and 219,763,451.80

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Solution

The fourth proportional to 348,903,614.80, 523,355,422.20 and 219,763,451.80 is: 329,645,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,903,614.80 : 523,355,422.20 = 219,763,451.80 : x
  2. Step 2: Convert to fraction form
    348,903,614.80/523,355,422.20 = 219,763,451.80/x
  3. Step 3: Cross multiply
    348,903,614.80x = 523,355,422.20 × 219,763,451.80
  4. Step 4: Simplify right side
    348,903,614.80x = 115,014,394,100,918,352
  5. Step 5: Solve for x
    x = 115,014,394,100,918,352/348,903,614.80
  6. Step 6: Final answer
    x = 329,645,177.70

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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.