Home / 930,933,278.64-1,396,604,271.24-275,934,826.80

Finding the Fourth Proportional to 930,933,278.64, 1,396,604,271.24 and 275,934,826.80

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Solution

The fourth proportional to 930,933,278.64, 1,396,604,271.24 and 275,934,826.80 is: 413,962,811.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,933,278.64 : 1,396,604,271.24 = 275,934,826.80 : x
  2. Step 2: Convert to fraction form
    930,933,278.64/1,396,604,271.24 = 275,934,826.80/x
  3. Step 3: Cross multiply
    930,933,278.64x = 1,396,604,271.24 × 275,934,826.80
  4. Step 4: Simplify right side
    930,933,278.64x = 385,371,757,692,749,632
  5. Step 5: Solve for x
    x = 385,371,757,692,749,632/930,933,278.64
  6. Step 6: Final answer
    x = 413,962,811.87

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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.