Home / 212,850,003,151.31-293,734,836,104.78-121,403,186,006.54

Finding the Fourth Proportional to 212,850,003,151.31, 293,734,836,104.78 and 121,403,186,006.54

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Solution

The fourth proportional to 212,850,003,151.31, 293,734,836,104.78 and 121,403,186,006.54 is: 167,537,441,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,850,003,151.31 : 293,734,836,104.78 = 121,403,186,006.54 : x
  2. Step 2: Convert to fraction form
    212,850,003,151.31/293,734,836,104.78 = 121,403,186,006.54/x
  3. Step 3: Cross multiply
    212,850,003,151.31x = 293,734,836,104.78 × 121,403,186,006.54
  4. Step 4: Simplify right side
    212,850,003,151.31x = 35,660,344,944,229,150,097,408
  5. Step 5: Solve for x
    x = 35,660,344,944,229,150,097,408/212,850,003,151.31
  6. Step 6: Final answer
    x = 167,537,441,467.07

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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.