Home / 39,939,011,759.50-55,114,781,336.34-22,791,557,691.70

Finding the Fourth Proportional to 39,939,011,759.50, 55,114,781,336.34 and 22,791,557,691.70

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Solution

The fourth proportional to 39,939,011,759.50, 55,114,781,336.34 and 22,791,557,691.70 is: 31,451,747,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,939,011,759.50 : 55,114,781,336.34 = 22,791,557,691.70 : x
  2. Step 2: Convert to fraction form
    39,939,011,759.50/55,114,781,336.34 = 22,791,557,691.70/x
  3. Step 3: Cross multiply
    39,939,011,759.50x = 55,114,781,336.34 × 22,791,557,691.70
  4. Step 4: Simplify right side
    39,939,011,759.50x = 1,256,151,718,492,623,601,664
  5. Step 5: Solve for x
    x = 1,256,151,718,492,623,601,664/39,939,011,759.50
  6. Step 6: Final answer
    x = 31,451,747,631.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.