Home / 497,665,611.40-746,498,417.10-439,214,974.60

Finding the Fourth Proportional to 497,665,611.40, 746,498,417.10 and 439,214,974.60

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Solution

The fourth proportional to 497,665,611.40, 746,498,417.10 and 439,214,974.60 is: 658,822,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,611.40 : 746,498,417.10 = 439,214,974.60 : x
  2. Step 2: Convert to fraction form
    497,665,611.40/746,498,417.10 = 439,214,974.60/x
  3. Step 3: Cross multiply
    497,665,611.40x = 746,498,417.10 × 439,214,974.60
  4. Step 4: Simplify right side
    497,665,611.40x = 327,873,283,305,516,736
  5. Step 5: Solve for x
    x = 327,873,283,305,516,736/497,665,611.40
  6. Step 6: Final answer
    x = 658,822,461.90

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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.