Home / 3,886,392,818,884.70-5,363,390,678,980.60-2,152,202,375,216.50

Finding the Fourth Proportional to 3,886,392,818,884.70, 5,363,390,678,980.60 and 2,152,202,375,216.50

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Solution

The fourth proportional to 3,886,392,818,884.70, 5,363,390,678,980.60 and 2,152,202,375,216.50 is: 2,970,132,638,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,392,818,884.70 : 5,363,390,678,980.60 = 2,152,202,375,216.50 : x
  2. Step 2: Convert to fraction form
    3,886,392,818,884.70/5,363,390,678,980.60 = 2,152,202,375,216.50/x
  3. Step 3: Cross multiply
    3,886,392,818,884.70x = 5,363,390,678,980.60 × 2,152,202,375,216.50
  4. Step 4: Simplify right side
    3,886,392,818,884.70x = 11,543,102,158,516,083,190,923,264
  5. Step 5: Solve for x
    x = 11,543,102,158,516,083,190,923,264/3,886,392,818,884.70
  6. Step 6: Final answer
    x = 2,970,132,638,786.80

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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.