Home / 3,219,264,083.60-4,828,896,125.40-3,198,856,749.20

Finding the Fourth Proportional to 3,219,264,083.60, 4,828,896,125.40 and 3,198,856,749.20

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Solution

The fourth proportional to 3,219,264,083.60, 4,828,896,125.40 and 3,198,856,749.20 is: 4,798,285,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,264,083.60 : 4,828,896,125.40 = 3,198,856,749.20 : x
  2. Step 2: Convert to fraction form
    3,219,264,083.60/4,828,896,125.40 = 3,198,856,749.20/x
  3. Step 3: Cross multiply
    3,219,264,083.60x = 4,828,896,125.40 × 3,198,856,749.20
  4. Step 4: Simplify right side
    3,219,264,083.60x = 15,446,946,961,921,517,568
  5. Step 5: Solve for x
    x = 15,446,946,961,921,517,568/3,219,264,083.60
  6. Step 6: Final answer
    x = 4,798,285,123.80

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1.5x scale

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.