Home / 49,570,385,749.81-68,407,363,991.10-28,161,801,932.88

Finding the Fourth Proportional to 49,570,385,749.81, 68,407,363,991.10 and 28,161,801,932.88

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Solution

The fourth proportional to 49,570,385,749.81, 68,407,363,991.10 and 28,161,801,932.88 is: 38,863,418,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,570,385,749.81 : 68,407,363,991.10 = 28,161,801,932.88 : x
  2. Step 2: Convert to fraction form
    49,570,385,749.81/68,407,363,991.10 = 28,161,801,932.88/x
  3. Step 3: Cross multiply
    49,570,385,749.81x = 68,407,363,991.10 × 28,161,801,932.88
  4. Step 4: Simplify right side
    49,570,385,749.81x = 1,926,474,635,467,785,764,864
  5. Step 5: Solve for x
    x = 1,926,474,635,467,785,764,864/49,570,385,749.81
  6. Step 6: Final answer
    x = 38,863,418,275.40

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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.