Home / 348,047,871.94-480,188,393.05-197,324,358.42

Finding the Fourth Proportional to 348,047,871.94, 480,188,393.05 and 197,324,358.42

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Solution

The fourth proportional to 348,047,871.94, 480,188,393.05 and 197,324,358.42 is: 272,240,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,047,871.94 : 480,188,393.05 = 197,324,358.42 : x
  2. Step 2: Convert to fraction form
    348,047,871.94/480,188,393.05 = 197,324,358.42/x
  3. Step 3: Cross multiply
    348,047,871.94x = 480,188,393.05 × 197,324,358.42
  4. Step 4: Simplify right side
    348,047,871.94x = 94,752,866,578,335,408
  5. Step 5: Solve for x
    x = 94,752,866,578,335,408/348,047,871.94
  6. Step 6: Final answer
    x = 272,240,901.95

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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.