Home / 353,246,328.59-487,471,023.73-194,474,866.48

Finding the Fourth Proportional to 353,246,328.59, 487,471,023.73 and 194,474,866.48

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Solution

The fourth proportional to 353,246,328.59, 487,471,023.73 and 194,474,866.48 is: 268,370,410.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,246,328.59 : 487,471,023.73 = 194,474,866.48 : x
  2. Step 2: Convert to fraction form
    353,246,328.59/487,471,023.73 = 194,474,866.48/x
  3. Step 3: Cross multiply
    353,246,328.59x = 487,471,023.73 × 194,474,866.48
  4. Step 4: Simplify right side
    353,246,328.59x = 94,800,862,251,788,288
  5. Step 5: Solve for x
    x = 94,800,862,251,788,288/353,246,328.59
  6. Step 6: Final answer
    x = 268,370,410.62

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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.