Home / 5,245,167,902.88-7,238,744,324.64-2,987,202,902.16

Finding the Fourth Proportional to 5,245,167,902.88, 7,238,744,324.64 and 2,987,202,902.16

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Solution

The fourth proportional to 5,245,167,902.88, 7,238,744,324.64 and 2,987,202,902.16 is: 4,122,574,997.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,167,902.88 : 7,238,744,324.64 = 2,987,202,902.16 : x
  2. Step 2: Convert to fraction form
    5,245,167,902.88/7,238,744,324.64 = 2,987,202,902.16/x
  3. Step 3: Cross multiply
    5,245,167,902.88x = 7,238,744,324.64 × 2,987,202,902.16
  4. Step 4: Simplify right side
    5,245,167,902.88x = 21,623,598,054,558,838,784
  5. Step 5: Solve for x
    x = 21,623,598,054,558,838,784/5,245,167,902.88
  6. Step 6: Final answer
    x = 4,122,574,997.59

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1.5x scale

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.