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Finding the Fourth Proportional to 893,927,374.56, 1,233,727,167.60 and 541,493,022.24

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Solution

The fourth proportional to 893,927,374.56, 1,233,727,167.60 and 541,493,022.24 is: 747,325,422.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,927,374.56 : 1,233,727,167.60 = 541,493,022.24 : x
  2. Step 2: Convert to fraction form
    893,927,374.56/1,233,727,167.60 = 541,493,022.24/x
  3. Step 3: Cross multiply
    893,927,374.56x = 1,233,727,167.60 × 541,493,022.24
  4. Step 4: Simplify right side
    893,927,374.56x = 668,054,652,603,318,912
  5. Step 5: Solve for x
    x = 668,054,652,603,318,912/893,927,374.56
  6. Step 6: Final answer
    x = 747,325,422.19

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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.