Home / 644,569,972.56-967,140,735.48-337,789,146.96

Finding the Fourth Proportional to 644,569,972.56, 967,140,735.48 and 337,789,146.96

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Solution

The fourth proportional to 644,569,972.56, 967,140,735.48 and 337,789,146.96 is: 506,833,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,569,972.56 : 967,140,735.48 = 337,789,146.96 : x
  2. Step 2: Convert to fraction form
    644,569,972.56/967,140,735.48 = 337,789,146.96/x
  3. Step 3: Cross multiply
    644,569,972.56x = 967,140,735.48 × 337,789,146.96
  4. Step 4: Simplify right side
    644,569,972.56x = 326,689,644,028,056,192
  5. Step 5: Solve for x
    x = 326,689,644,028,056,192/644,569,972.56
  6. Step 6: Final answer
    x = 506,833,482.69

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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.