Home / 371,976,719.64-513,398,940.84-246,307,259.76

Finding the Fourth Proportional to 371,976,719.64, 513,398,940.84 and 246,307,259.76

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Solution

The fourth proportional to 371,976,719.64, 513,398,940.84 and 246,307,259.76 is: 339,951,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,976,719.64 : 513,398,940.84 = 246,307,259.76 : x
  2. Step 2: Convert to fraction form
    371,976,719.64/513,398,940.84 = 246,307,259.76/x
  3. Step 3: Cross multiply
    371,976,719.64x = 513,398,940.84 × 246,307,259.76
  4. Step 4: Simplify right side
    371,976,719.64x = 126,453,886,281,986,736
  5. Step 5: Solve for x
    x = 126,453,886,281,986,736/371,976,719.64
  6. Step 6: Final answer
    x = 339,951,076.52

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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.