Home / 773,558,848.80-1,160,338,273.20-620,503,840.80

Finding the Fourth Proportional to 773,558,848.80, 1,160,338,273.20 and 620,503,840.80

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Solution

The fourth proportional to 773,558,848.80, 1,160,338,273.20 and 620,503,840.80 is: 930,755,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,558,848.80 : 1,160,338,273.20 = 620,503,840.80 : x
  2. Step 2: Convert to fraction form
    773,558,848.80/1,160,338,273.20 = 620,503,840.80/x
  3. Step 3: Cross multiply
    773,558,848.80x = 1,160,338,273.20 × 620,503,840.80
  4. Step 4: Simplify right side
    773,558,848.80x = 719,994,355,147,839,744
  5. Step 5: Solve for x
    x = 719,994,355,147,839,744/773,558,848.80
  6. Step 6: Final answer
    x = 930,755,761.20

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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.