Home / 507,220,404,774.44-699,964,608,866.82-278,853,532,134.44

Finding the Fourth Proportional to 507,220,404,774.44, 699,964,608,866.82 and 278,853,532,134.44

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Solution

The fourth proportional to 507,220,404,774.44, 699,964,608,866.82 and 278,853,532,134.44 is: 384,818,121,894.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,220,404,774.44 : 699,964,608,866.82 = 278,853,532,134.44 : x
  2. Step 2: Convert to fraction form
    507,220,404,774.44/699,964,608,866.82 = 278,853,532,134.44/x
  3. Step 3: Cross multiply
    507,220,404,774.44x = 699,964,608,866.82 × 278,853,532,134.44
  4. Step 4: Simplify right side
    507,220,404,774.44x = 195,187,603,551,614,503,223,296
  5. Step 5: Solve for x
    x = 195,187,603,551,614,503,223,296/507,220,404,774.44
  6. Step 6: Final answer
    x = 384,818,121,894.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.