Home / 615,797,738.78-849,794,115.56-333,533,162.12

Finding the Fourth Proportional to 615,797,738.78, 849,794,115.56 and 333,533,162.12

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Solution

The fourth proportional to 615,797,738.78, 849,794,115.56 and 333,533,162.12 is: 460,272,100.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,797,738.78 : 849,794,115.56 = 333,533,162.12 : x
  2. Step 2: Convert to fraction form
    615,797,738.78/849,794,115.56 = 333,533,162.12/x
  3. Step 3: Cross multiply
    615,797,738.78x = 849,794,115.56 × 333,533,162.12
  4. Step 4: Simplify right side
    615,797,738.78x = 283,434,518,516,653,824
  5. Step 5: Solve for x
    x = 283,434,518,516,653,824/615,797,738.78
  6. Step 6: Final answer
    x = 460,272,100.18

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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.