Home / 1,593,815,434.60-2,198,628,850.98-1,296,789,808.36

Finding the Fourth Proportional to 1,593,815,434.60, 2,198,628,850.98 and 1,296,789,808.36

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Solution

The fourth proportional to 1,593,815,434.60, 2,198,628,850.98 and 1,296,789,808.36 is: 1,788,889,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,815,434.60 : 2,198,628,850.98 = 1,296,789,808.36 : x
  2. Step 2: Convert to fraction form
    1,593,815,434.60/2,198,628,850.98 = 1,296,789,808.36/x
  3. Step 3: Cross multiply
    1,593,815,434.60x = 2,198,628,850.98 × 1,296,789,808.36
  4. Step 4: Simplify right side
    1,593,815,434.60x = 2,851,159,486,317,121,024
  5. Step 5: Solve for x
    x = 2,851,159,486,317,121,024/1,593,815,434.60
  6. Step 6: Final answer
    x = 1,788,889,368.51

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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.