Home / 605,687,045.70-908,166,684.87-236,782,617.54

Finding the Fourth Proportional to 605,687,045.70, 908,166,684.87 and 236,782,617.54

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Solution

The fourth proportional to 605,687,045.70, 908,166,684.87 and 236,782,617.54 is: 355,031,672.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,687,045.70 : 908,166,684.87 = 236,782,617.54 : x
  2. Step 2: Convert to fraction form
    605,687,045.70/908,166,684.87 = 236,782,617.54/x
  3. Step 3: Cross multiply
    605,687,045.70x = 908,166,684.87 × 236,782,617.54
  4. Step 4: Simplify right side
    605,687,045.70x = 215,038,084,806,142,912
  5. Step 5: Solve for x
    x = 215,038,084,806,142,912/605,687,045.70
  6. Step 6: Final answer
    x = 355,031,672.43

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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.