Home / 50,681,889,905.45-69,941,077,329.71-27,507,103,883.75

Finding the Fourth Proportional to 50,681,889,905.45, 69,941,077,329.71 and 27,507,103,883.75

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Solution

The fourth proportional to 50,681,889,905.45, 69,941,077,329.71 and 27,507,103,883.75 is: 37,959,840,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,681,889,905.45 : 69,941,077,329.71 = 27,507,103,883.75 : x
  2. Step 2: Convert to fraction form
    50,681,889,905.45/69,941,077,329.71 = 27,507,103,883.75/x
  3. Step 3: Cross multiply
    50,681,889,905.45x = 69,941,077,329.71 × 27,507,103,883.75
  4. Step 4: Simplify right side
    50,681,889,905.45x = 1,923,876,479,849,919,938,560
  5. Step 5: Solve for x
    x = 1,923,876,479,849,919,938,560/50,681,889,905.45
  6. Step 6: Final answer
    x = 37,959,840,949.88

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Double scale
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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.