Home / 227,084,055.74-313,376,123.02-122,662,127.88

Finding the Fourth Proportional to 227,084,055.74, 313,376,123.02 and 122,662,127.88

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Solution

The fourth proportional to 227,084,055.74, 313,376,123.02 and 122,662,127.88 is: 169,273,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084,055.74 : 313,376,123.02 = 122,662,127.88 : x
  2. Step 2: Convert to fraction form
    227,084,055.74/313,376,123.02 = 122,662,127.88/x
  3. Step 3: Cross multiply
    227,084,055.74x = 313,376,123.02 × 122,662,127.88
  4. Step 4: Simplify right side
    227,084,055.74x = 38,439,382,076,417,848
  5. Step 5: Solve for x
    x = 38,439,382,076,417,848/227,084,055.74
  6. Step 6: Final answer
    x = 169,273,804.59

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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.