Home / 561,954,808,734.65-841,480,491,256.40-387,841,840,249.97

Finding the Fourth Proportional to 561,954,808,734.65, 841,480,491,256.40 and 387,841,840,249.97

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Solution

The fourth proportional to 561,954,808,734.65, 841,480,491,256.40 and 387,841,840,249.97 is: 580,760,831,993.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,954,808,734.65 : 841,480,491,256.40 = 387,841,840,249.97 : x
  2. Step 2: Convert to fraction form
    561,954,808,734.65/841,480,491,256.40 = 387,841,840,249.97/x
  3. Step 3: Cross multiply
    561,954,808,734.65x = 841,480,491,256.40 × 387,841,840,249.97
  4. Step 4: Simplify right side
    561,954,808,734.65x = 326,361,342,263,330,938,552,320
  5. Step 5: Solve for x
    x = 326,361,342,263,330,938,552,320/561,954,808,734.65
  6. Step 6: Final answer
    x = 580,760,831,993.23

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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.