Home / 605,288,909.10-907,667,643.15-277,655,532.60

Finding the Fourth Proportional to 605,288,909.10, 907,667,643.15 and 277,655,532.60

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Solution

The fourth proportional to 605,288,909.10, 907,667,643.15 and 277,655,532.60 is: 416,361,408.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,288,909.10 : 907,667,643.15 = 277,655,532.60 : x
  2. Step 2: Convert to fraction form
    605,288,909.10/907,667,643.15 = 277,655,532.60/x
  3. Step 3: Cross multiply
    605,288,909.10x = 907,667,643.15 × 277,655,532.60
  4. Step 4: Simplify right side
    605,288,909.10x = 252,018,942,882,600,000
  5. Step 5: Solve for x
    x = 252,018,942,882,600,000/605,288,909.10
  6. Step 6: Final answer
    x = 416,361,408.73

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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.