Home / 694,538,972,171.45-958,489,648,431.10-416,486,805,246.26

Finding the Fourth Proportional to 694,538,972,171.45, 958,489,648,431.10 and 416,486,805,246.26

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Solution

The fourth proportional to 694,538,972,171.45, 958,489,648,431.10 and 416,486,805,246.26 is: 574,767,302,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,538,972,171.45 : 958,489,648,431.10 = 416,486,805,246.26 : x
  2. Step 2: Convert to fraction form
    694,538,972,171.45/958,489,648,431.10 = 416,486,805,246.26/x
  3. Step 3: Cross multiply
    694,538,972,171.45x = 958,489,648,431.10 × 416,486,805,246.26
  4. Step 4: Simplify right side
    694,538,972,171.45x = 399,198,291,536,679,779,958,784
  5. Step 5: Solve for x
    x = 399,198,291,536,679,779,958,784/694,538,972,171.45
  6. Step 6: Final answer
    x = 574,767,302,529.62

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Double scale
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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.