Home / 12,702,280,322.64-19,055,591,177.71-5,236,782,084.63

Finding the Fourth Proportional to 12,702,280,322.64, 19,055,591,177.71 and 5,236,782,084.63

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Solution

The fourth proportional to 12,702,280,322.64, 19,055,591,177.71 and 5,236,782,084.63 is: 7,856,068,041.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,702,280,322.64 : 19,055,591,177.71 = 5,236,782,084.63 : x
  2. Step 2: Convert to fraction form
    12,702,280,322.64/19,055,591,177.71 = 5,236,782,084.63/x
  3. Step 3: Cross multiply
    12,702,280,322.64x = 19,055,591,177.71 × 5,236,782,084.63
  4. Step 4: Simplify right side
    12,702,280,322.64x = 99,789,978,491,465,203,712
  5. Step 5: Solve for x
    x = 99,789,978,491,465,203,712/12,702,280,322.64
  6. Step 6: Final answer
    x = 7,856,068,041.07

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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.