Home / 50,681,889,912.48-69,941,077,339.37-27,507,103,890.76

Finding the Fourth Proportional to 50,681,889,912.48, 69,941,077,339.37 and 27,507,103,890.76

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Solution

The fourth proportional to 50,681,889,912.48, 69,941,077,339.37 and 27,507,103,890.76 is: 37,959,840,959.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,681,889,912.48 : 69,941,077,339.37 = 27,507,103,890.76 : x
  2. Step 2: Convert to fraction form
    50,681,889,912.48/69,941,077,339.37 = 27,507,103,890.76/x
  3. Step 3: Cross multiply
    50,681,889,912.48x = 69,941,077,339.37 × 27,507,103,890.76
  4. Step 4: Simplify right side
    50,681,889,912.48x = 1,923,876,480,605,730,373,632
  5. Step 5: Solve for x
    x = 1,923,876,480,605,730,373,632/50,681,889,912.48
  6. Step 6: Final answer
    x = 37,959,840,959.52

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Double scale
Find fourth proportional to 50,681,889,913.48, 69,941,077,340.75 and 27,507,103,891.76
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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.