Home / 1,110,298,100,580.20-1,531,647,478,566.50-725,147,895,645.72

Finding the Fourth Proportional to 1,110,298,100,580.20, 1,531,647,478,566.50 and 725,147,895,645.72

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Solution

The fourth proportional to 1,110,298,100,580.20, 1,531,647,478,566.50 and 725,147,895,645.72 is: 1,000,335,806,548.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,298,100,580.20 : 1,531,647,478,566.50 = 725,147,895,645.72 : x
  2. Step 2: Convert to fraction form
    1,110,298,100,580.20/1,531,647,478,566.50 = 725,147,895,645.72/x
  3. Step 3: Cross multiply
    1,110,298,100,580.20x = 1,531,647,478,566.50 × 725,147,895,645.72
  4. Step 4: Simplify right side
    1,110,298,100,580.20x = 1,110,670,945,953,570,480,979,968
  5. Step 5: Solve for x
    x = 1,110,670,945,953,570,480,979,968/1,110,298,100,580.20
  6. Step 6: Final answer
    x = 1,000,335,806,548.87

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Why These Related Problems?

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