Home / 278,831,029.30-418,157,809.37-92,050,194.94

Finding the Fourth Proportional to 278,831,029.30, 418,157,809.37 and 92,050,194.94

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Solution

The fourth proportional to 278,831,029.30, 418,157,809.37 and 92,050,194.94 is: 138,045,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,831,029.30 : 418,157,809.37 = 92,050,194.94 : x
  2. Step 2: Convert to fraction form
    278,831,029.30/418,157,809.37 = 92,050,194.94/x
  3. Step 3: Cross multiply
    278,831,029.30x = 418,157,809.37 × 92,050,194.94
  4. Step 4: Simplify right side
    278,831,029.30x = 38,491,507,867,031,400
  5. Step 5: Solve for x
    x = 38,491,507,867,031,400/278,831,029.30
  6. Step 6: Final answer
    x = 138,045,998.55

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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.