Home / 27,569,422,323.43-38,044,798,361.06-15,361,496,680.84

Finding the Fourth Proportional to 27,569,422,323.43, 38,044,798,361.06 and 15,361,496,680.84

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Solution

The fourth proportional to 27,569,422,323.43, 38,044,798,361.06 and 15,361,496,680.84 is: 21,198,305,749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,569,422,323.43 : 38,044,798,361.06 = 15,361,496,680.84 : x
  2. Step 2: Convert to fraction form
    27,569,422,323.43/38,044,798,361.06 = 15,361,496,680.84/x
  3. Step 3: Cross multiply
    27,569,422,323.43x = 38,044,798,361.06 × 15,361,496,680.84
  4. Step 4: Simplify right side
    27,569,422,323.43x = 584,425,043,746,497,363,968
  5. Step 5: Solve for x
    x = 584,425,043,746,497,363,968/27,569,422,323.43
  6. Step 6: Final answer
    x = 21,198,305,749.41

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Double scale
Find fourth proportional to 27,569,422,324.43, 38,044,798,362.44 and 15,361,496,681.84
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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.