Home / 227,076,640.12-313,365,888.68-122,654,711.32

Finding the Fourth Proportional to 227,076,640.12, 313,365,888.68 and 122,654,711.32

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Solution

The fourth proportional to 227,076,640.12, 313,365,888.68 and 122,654,711.32 is: 169,263,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,076,640.12 : 313,365,888.68 = 122,654,711.32 : x
  2. Step 2: Convert to fraction form
    227,076,640.12/313,365,888.68 = 122,654,711.32/x
  3. Step 3: Cross multiply
    227,076,640.12x = 313,365,888.68 × 122,654,711.32
  4. Step 4: Simplify right side
    227,076,640.12x = 38,435,802,613,580,656
  5. Step 5: Solve for x
    x = 38,435,802,613,580,656/227,076,640.12
  6. Step 6: Final answer
    x = 169,263,569.31

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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.