Home / 211,902,357,055.76-317,591,802,033.24-181,845,414,584.72

Finding the Fourth Proportional to 211,902,357,055.76, 317,591,802,033.24 and 181,845,414,584.72

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Solution

The fourth proportional to 211,902,357,055.76, 317,591,802,033.24 and 181,845,414,584.72 is: 272,543,513,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,902,357,055.76 : 317,591,802,033.24 = 181,845,414,584.72 : x
  2. Step 2: Convert to fraction form
    211,902,357,055.76/317,591,802,033.24 = 181,845,414,584.72/x
  3. Step 3: Cross multiply
    211,902,357,055.76x = 317,591,802,033.24 × 181,845,414,584.72
  4. Step 4: Simplify right side
    211,902,357,055.76x = 57,752,612,909,442,842,755,072
  5. Step 5: Solve for x
    x = 57,752,612,909,442,842,755,072/211,902,357,055.76
  6. Step 6: Final answer
    x = 272,543,513,493.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.