Home / 49,208,904,288-67,904,762,472.36-28,887,185,164.32

Finding the Fourth Proportional to 49,208,904,288, 67,904,762,472.36 and 28,887,185,164.32

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Solution

The fourth proportional to 49,208,904,288, 67,904,762,472.36 and 28,887,185,164.32 is: 39,862,245,978.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,208,904,288 : 67,904,762,472.36 = 28,887,185,164.32 : x
  2. Step 2: Convert to fraction form
    49,208,904,288/67,904,762,472.36 = 28,887,185,164.32/x
  3. Step 3: Cross multiply
    49,208,904,288x = 67,904,762,472.36 × 28,887,185,164.32
  4. Step 4: Simplify right side
    49,208,904,288x = 1,961,577,447,078,231,277,568
  5. Step 5: Solve for x
    x = 1,961,577,447,078,231,277,568/49,208,904,288
  6. Step 6: Final answer
    x = 39,862,245,978.86

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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.