Home / 744,441,878.67-1,116,145,708.85-329,692,692.75

Finding the Fourth Proportional to 744,441,878.67, 1,116,145,708.85 and 329,692,692.75

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Solution

The fourth proportional to 744,441,878.67, 1,116,145,708.85 and 329,692,692.75 is: 494,310,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,441,878.67 : 1,116,145,708.85 = 329,692,692.75 : x
  2. Step 2: Convert to fraction form
    744,441,878.67/1,116,145,708.85 = 329,692,692.75/x
  3. Step 3: Cross multiply
    744,441,878.67x = 1,116,145,708.85 × 329,692,692.75
  4. Step 4: Simplify right side
    744,441,878.67x = 367,985,084,250,465,536
  5. Step 5: Solve for x
    x = 367,985,084,250,465,536/744,441,878.67
  6. Step 6: Final answer
    x = 494,310,025.80

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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.