Home / 497,667,999.40-746,501,999.10-439,217,362.60

Finding the Fourth Proportional to 497,667,999.40, 746,501,999.10 and 439,217,362.60

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Solution

The fourth proportional to 497,667,999.40, 746,501,999.10 and 439,217,362.60 is: 658,826,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,667,999.40 : 746,501,999.10 = 439,217,362.60 : x
  2. Step 2: Convert to fraction form
    497,667,999.40/746,501,999.10 = 439,217,362.60/x
  3. Step 3: Cross multiply
    497,667,999.40x = 746,501,999.10 × 439,217,362.60
  4. Step 4: Simplify right side
    497,667,999.40x = 327,876,639,220,329,600
  5. Step 5: Solve for x
    x = 327,876,639,220,329,600/497,667,999.40
  6. Step 6: Final answer
    x = 658,826,043.90

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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.