Home / 1,110,298,100,576.20-1,531,647,478,561-725,147,895,641.76

Finding the Fourth Proportional to 1,110,298,100,576.20, 1,531,647,478,561 and 725,147,895,641.76

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Solution

The fourth proportional to 1,110,298,100,576.20, 1,531,647,478,561 and 725,147,895,641.76 is: 1,000,335,806,543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,298,100,576.20 : 1,531,647,478,561 = 725,147,895,641.76 : x
  2. Step 2: Convert to fraction form
    1,110,298,100,576.20/1,531,647,478,561 = 725,147,895,641.76/x
  3. Step 3: Cross multiply
    1,110,298,100,576.20x = 1,531,647,478,561 × 725,147,895,641.76
  4. Step 4: Simplify right side
    1,110,298,100,576.20x = 1,110,670,945,943,516,902,064,128
  5. Step 5: Solve for x
    x = 1,110,670,945,943,516,902,064,128/1,110,298,100,576.20
  6. Step 6: Final answer
    x = 1,000,335,806,543.42

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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.