Home / 1,174,045,671.44-1,761,551,241.88-518,650,799.12

Finding the Fourth Proportional to 1,174,045,671.44, 1,761,551,241.88 and 518,650,799.12

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Solution

The fourth proportional to 1,174,045,671.44, 1,761,551,241.88 and 518,650,799.12 is: 778,189,453.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,045,671.44 : 1,761,551,241.88 = 518,650,799.12 : x
  2. Step 2: Convert to fraction form
    1,174,045,671.44/1,761,551,241.88 = 518,650,799.12/x
  3. Step 3: Cross multiply
    1,174,045,671.44x = 1,761,551,241.88 × 518,650,799.12
  4. Step 4: Simplify right side
    1,174,045,671.44x = 913,629,959,291,890,432
  5. Step 5: Solve for x
    x = 913,629,959,291,890,432/1,174,045,671.44
  6. Step 6: Final answer
    x = 778,189,453.37

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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.