Home / 980,257,966.20-1,468,371,410.10-673,896,007.80

Finding the Fourth Proportional to 980,257,966.20, 1,468,371,410.10 and 673,896,007.80

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Solution

The fourth proportional to 980,257,966.20, 1,468,371,410.10 and 673,896,007.80 is: 1,009,458,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,257,966.20 : 1,468,371,410.10 = 673,896,007.80 : x
  2. Step 2: Convert to fraction form
    980,257,966.20/1,468,371,410.10 = 673,896,007.80/x
  3. Step 3: Cross multiply
    980,257,966.20x = 1,468,371,410.10 × 673,896,007.80
  4. Step 4: Simplify right side
    980,257,966.20x = 989,529,631,234,046,464
  5. Step 5: Solve for x
    x = 989,529,631,234,046,464/980,257,966.20
  6. Step 6: Final answer
    x = 1,009,458,392.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.