Home / 318,877,233.60-478,315,850.40-241,782,859.20

Finding the Fourth Proportional to 318,877,233.60, 478,315,850.40 and 241,782,859.20

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Solution

The fourth proportional to 318,877,233.60, 478,315,850.40 and 241,782,859.20 is: 362,674,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,877,233.60 : 478,315,850.40 = 241,782,859.20 : x
  2. Step 2: Convert to fraction form
    318,877,233.60/478,315,850.40 = 241,782,859.20/x
  3. Step 3: Cross multiply
    318,877,233.60x = 478,315,850.40 × 241,782,859.20
  4. Step 4: Simplify right side
    318,877,233.60x = 115,648,573,910,391,456
  5. Step 5: Solve for x
    x = 115,648,573,910,391,456/318,877,233.60
  6. Step 6: Final answer
    x = 362,674,288.80

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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.