Home / 2,606,433,609.60-3,909,650,414.40-766,372,291.20

Finding the Fourth Proportional to 2,606,433,609.60, 3,909,650,414.40 and 766,372,291.20

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Solution

The fourth proportional to 2,606,433,609.60, 3,909,650,414.40 and 766,372,291.20 is: 1,149,558,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606,433,609.60 : 3,909,650,414.40 = 766,372,291.20 : x
  2. Step 2: Convert to fraction form
    2,606,433,609.60/3,909,650,414.40 = 766,372,291.20/x
  3. Step 3: Cross multiply
    2,606,433,609.60x = 3,909,650,414.40 × 766,372,291.20
  4. Step 4: Simplify right side
    2,606,433,609.60x = 2,996,247,745,874,757,632
  5. Step 5: Solve for x
    x = 2,996,247,745,874,757,632/2,606,433,609.60
  6. Step 6: Final answer
    x = 1,149,558,436.80

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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.