Home / 3,886,392,818,883.50-5,363,390,678,979-2,152,202,375,215.20

Finding the Fourth Proportional to 3,886,392,818,883.50, 5,363,390,678,979 and 2,152,202,375,215.20

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Solution

The fourth proportional to 3,886,392,818,883.50, 5,363,390,678,979 and 2,152,202,375,215.20 is: 2,970,132,638,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,392,818,883.50 : 5,363,390,678,979 = 2,152,202,375,215.20 : x
  2. Step 2: Convert to fraction form
    3,886,392,818,883.50/5,363,390,678,979 = 2,152,202,375,215.20/x
  3. Step 3: Cross multiply
    3,886,392,818,883.50x = 5,363,390,678,979 × 2,152,202,375,215.20
  4. Step 4: Simplify right side
    3,886,392,818,883.50x = 11,543,102,158,505,667,895,230,464
  5. Step 5: Solve for x
    x = 11,543,102,158,505,667,895,230,464/3,886,392,818,883.50
  6. Step 6: Final answer
    x = 2,970,132,638,785.04

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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.