Home / 152,380,484.60-228,575,467.20-72,504,625.28

Finding the Fourth Proportional to 152,380,484.60, 228,575,467.20 and 72,504,625.28

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Solution

The fourth proportional to 152,380,484.60, 228,575,467.20 and 72,504,625.28 is: 108,759,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,380,484.60 : 228,575,467.20 = 72,504,625.28 : x
  2. Step 2: Convert to fraction form
    152,380,484.60/228,575,467.20 = 72,504,625.28/x
  3. Step 3: Cross multiply
    152,380,484.60x = 228,575,467.20 × 72,504,625.28
  4. Step 4: Simplify right side
    152,380,484.60x = 16,572,778,597,536,930
  5. Step 5: Solve for x
    x = 16,572,778,597,536,930/152,380,484.60
  6. Step 6: Final answer
    x = 108,759,193.42

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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.