Home / 211,902,357,151.76-317,591,802,176.76-181,845,414,680.72

Finding the Fourth Proportional to 211,902,357,151.76, 317,591,802,176.76 and 181,845,414,680.72

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Solution

The fourth proportional to 211,902,357,151.76, 317,591,802,176.76 and 181,845,414,680.72 is: 272,543,513,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,902,357,151.76 : 317,591,802,176.76 = 181,845,414,680.72 : x
  2. Step 2: Convert to fraction form
    211,902,357,151.76/317,591,802,176.76 = 181,845,414,680.72/x
  3. Step 3: Cross multiply
    211,902,357,151.76x = 317,591,802,176.76 × 181,845,414,680.72
  4. Step 4: Simplify right side
    211,902,357,151.76x = 57,752,612,966,030,119,010,304
  5. Step 5: Solve for x
    x = 57,752,612,966,030,119,010,304/211,902,357,151.76
  6. Step 6: Final answer
    x = 272,543,513,636.66

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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.