Home / 1,110,298,100,574.20-1,531,647,478,558.40-725,147,895,639.77

Finding the Fourth Proportional to 1,110,298,100,574.20, 1,531,647,478,558.40 and 725,147,895,639.77

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Solution

The fourth proportional to 1,110,298,100,574.20, 1,531,647,478,558.40 and 725,147,895,639.77 is: 1,000,335,806,540.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,298,100,574.20 : 1,531,647,478,558.40 = 725,147,895,639.77 : x
  2. Step 2: Convert to fraction form
    1,110,298,100,574.20/1,531,647,478,558.40 = 725,147,895,639.77/x
  3. Step 3: Cross multiply
    1,110,298,100,574.20x = 1,531,647,478,558.40 × 725,147,895,639.77
  4. Step 4: Simplify right side
    1,110,298,100,574.20x = 1,110,670,945,938,583,461,036,032
  5. Step 5: Solve for x
    x = 1,110,670,945,938,583,461,036,032/1,110,298,100,574.20
  6. Step 6: Final answer
    x = 1,000,335,806,540.78

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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.