Home / 1,290,284,514.33-1,935,437,972.34-416,885,976.04

Finding the Fourth Proportional to 1,290,284,514.33, 1,935,437,972.34 and 416,885,976.04

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Solution

The fourth proportional to 1,290,284,514.33, 1,935,437,972.34 and 416,885,976.04 is: 625,332,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,284,514.33 : 1,935,437,972.34 = 416,885,976.04 : x
  2. Step 2: Convert to fraction form
    1,290,284,514.33/1,935,437,972.34 = 416,885,976.04/x
  3. Step 3: Cross multiply
    1,290,284,514.33x = 1,935,437,972.34 × 416,885,976.04
  4. Step 4: Simplify right side
    1,290,284,514.33x = 806,856,948,161,755,008
  5. Step 5: Solve for x
    x = 806,856,948,161,755,008/1,290,284,514.33
  6. Step 6: Final answer
    x = 625,332,583.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.