Home / 413,424,004.60-620,136,006.90-336,896,500.60

Finding the Fourth Proportional to 413,424,004.60, 620,136,006.90 and 336,896,500.60

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Solution

The fourth proportional to 413,424,004.60, 620,136,006.90 and 336,896,500.60 is: 505,344,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,424,004.60 : 620,136,006.90 = 336,896,500.60 : x
  2. Step 2: Convert to fraction form
    413,424,004.60/620,136,006.90 = 336,896,500.60/x
  3. Step 3: Cross multiply
    413,424,004.60x = 620,136,006.90 × 336,896,500.60
  4. Step 4: Simplify right side
    413,424,004.60x = 208,921,650,620,667,456
  5. Step 5: Solve for x
    x = 208,921,650,620,667,456/413,424,004.60
  6. Step 6: Final answer
    x = 505,344,750.90

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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.