Home / 55,520,969,949.54-76,618,938,530.49-31,759,179,957.54

Finding the Fourth Proportional to 55,520,969,949.54, 76,618,938,530.49 and 31,759,179,957.54

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Solution

The fourth proportional to 55,520,969,949.54, 76,618,938,530.49 and 31,759,179,957.54 is: 43,827,668,341.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,520,969,949.54 : 76,618,938,530.49 = 31,759,179,957.54 : x
  2. Step 2: Convert to fraction form
    55,520,969,949.54/76,618,938,530.49 = 31,759,179,957.54/x
  3. Step 3: Cross multiply
    55,520,969,949.54x = 76,618,938,530.49 × 31,759,179,957.54
  4. Step 4: Simplify right side
    55,520,969,949.54x = 2,433,354,656,945,527,586,816
  5. Step 5: Solve for x
    x = 2,433,354,656,945,527,586,816/55,520,969,949.54
  6. Step 6: Final answer
    x = 43,827,668,341.48

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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.