Home / 60,577,571,650.64-90,868,208,629.36-20,782,788,277.52

Finding the Fourth Proportional to 60,577,571,650.64, 90,868,208,629.36 and 20,782,788,277.52

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Solution

The fourth proportional to 60,577,571,650.64, 90,868,208,629.36 and 20,782,788,277.52 is: 31,174,817,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,577,571,650.64 : 90,868,208,629.36 = 20,782,788,277.52 : x
  2. Step 2: Convert to fraction form
    60,577,571,650.64/90,868,208,629.36 = 20,782,788,277.52/x
  3. Step 3: Cross multiply
    60,577,571,650.64x = 90,868,208,629.36 × 20,782,788,277.52
  4. Step 4: Simplify right side
    60,577,571,650.64x = 1,888,494,741,101,504,888,832
  5. Step 5: Solve for x
    x = 1,888,494,741,101,504,888,832/60,577,571,650.64
  6. Step 6: Final answer
    x = 31,174,817,504.95

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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.