Home / 91,047,174,292.73-125,646,588,047.43-49,846,866,721.25

Finding the Fourth Proportional to 91,047,174,292.73, 125,646,588,047.43 and 49,846,866,721.25

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Solution

The fourth proportional to 91,047,174,292.73, 125,646,588,047.43 and 49,846,866,721.25 is: 68,789,490,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,047,174,292.73 : 125,646,588,047.43 = 49,846,866,721.25 : x
  2. Step 2: Convert to fraction form
    91,047,174,292.73/125,646,588,047.43 = 49,846,866,721.25/x
  3. Step 3: Cross multiply
    91,047,174,292.73x = 125,646,588,047.43 × 49,846,866,721.25
  4. Step 4: Simplify right side
    91,047,174,292.73x = 6,263,088,728,379,417,952,256
  5. Step 5: Solve for x
    x = 6,263,088,728,379,417,952,256/91,047,174,292.73
  6. Step 6: Final answer
    x = 68,789,490,470.54

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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.