Home / 2,740,671,004.11-3,782,028,128.16-1,551,214,434.80

Finding the Fourth Proportional to 2,740,671,004.11, 3,782,028,128.16 and 1,551,214,434.80

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Solution

The fourth proportional to 2,740,671,004.11, 3,782,028,128.16 and 1,551,214,434.80 is: 2,140,620,532.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,671,004.11 : 3,782,028,128.16 = 1,551,214,434.80 : x
  2. Step 2: Convert to fraction form
    2,740,671,004.11/3,782,028,128.16 = 1,551,214,434.80/x
  3. Step 3: Cross multiply
    2,740,671,004.11x = 3,782,028,128.16 × 1,551,214,434.80
  4. Step 4: Simplify right side
    2,740,671,004.11x = 5,866,736,625,236,765,696
  5. Step 5: Solve for x
    x = 5,866,736,625,236,765,696/2,740,671,004.11
  6. Step 6: Final answer
    x = 2,140,620,532.87

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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.