Home / 1,625,194,561.73-2,242,906,816.01-920,471,909.27

Finding the Fourth Proportional to 1,625,194,561.73, 2,242,906,816.01 and 920,471,909.27

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Solution

The fourth proportional to 1,625,194,561.73, 2,242,906,816.01 and 920,471,909.27 is: 1,270,329,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,194,561.73 : 2,242,906,816.01 = 920,471,909.27 : x
  2. Step 2: Convert to fraction form
    1,625,194,561.73/2,242,906,816.01 = 920,471,909.27/x
  3. Step 3: Cross multiply
    1,625,194,561.73x = 2,242,906,816.01 × 920,471,909.27
  4. Step 4: Simplify right side
    1,625,194,561.73x = 2,064,532,719,231,604,480
  5. Step 5: Solve for x
    x = 2,064,532,719,231,604,480/1,625,194,561.73
  6. Step 6: Final answer
    x = 1,270,329,576.44

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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.