Home / 945,564,077.88-1,419,206,812.54-503,278,076.77

Finding the Fourth Proportional to 945,564,077.88, 1,419,206,812.54 and 503,278,076.77

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Solution

The fourth proportional to 945,564,077.88, 1,419,206,812.54 and 503,278,076.77 is: 755,375,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,564,077.88 : 1,419,206,812.54 = 503,278,076.77 : x
  2. Step 2: Convert to fraction form
    945,564,077.88/1,419,206,812.54 = 503,278,076.77/x
  3. Step 3: Cross multiply
    945,564,077.88x = 1,419,206,812.54 × 503,278,076.77
  4. Step 4: Simplify right side
    945,564,077.88x = 714,255,675,149,206,784
  5. Step 5: Solve for x
    x = 714,255,675,149,206,784/945,564,077.88
  6. Step 6: Final answer
    x = 755,375,221.90

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1.5x scale

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.