Home / 918,261,351.50-1,377,393,024.96-228,168,605.43

Finding the Fourth Proportional to 918,261,351.50, 1,377,393,024.96 and 228,168,605.43

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Solution

The fourth proportional to 918,261,351.50, 1,377,393,024.96 and 228,168,605.43 is: 342,253,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,261,351.50 : 1,377,393,024.96 = 228,168,605.43 : x
  2. Step 2: Convert to fraction form
    918,261,351.50/1,377,393,024.96 = 228,168,605.43/x
  3. Step 3: Cross multiply
    918,261,351.50x = 1,377,393,024.96 × 228,168,605.43
  4. Step 4: Simplify right side
    918,261,351.50x = 314,277,845,634,132,416
  5. Step 5: Solve for x
    x = 314,277,845,634,132,416/918,261,351.50
  6. Step 6: Final answer
    x = 342,253,156.06

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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.