Home / 881,972,359.44-1,322,676,399.48-291,652,938.96

Finding the Fourth Proportional to 881,972,359.44, 1,322,676,399.48 and 291,652,938.96

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Solution

The fourth proportional to 881,972,359.44, 1,322,676,399.48 and 291,652,938.96 is: 437,386,109.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,972,359.44 : 1,322,676,399.48 = 291,652,938.96 : x
  2. Step 2: Convert to fraction form
    881,972,359.44/1,322,676,399.48 = 291,652,938.96/x
  3. Step 3: Cross multiply
    881,972,359.44x = 1,322,676,399.48 × 291,652,938.96
  4. Step 4: Simplify right side
    881,972,359.44x = 385,762,459,201,372,992
  5. Step 5: Solve for x
    x = 385,762,459,201,372,992/881,972,359.44
  6. Step 6: Final answer
    x = 437,386,109.75

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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.