Home / 20,561,763,118,466-28,375,458,100,516-11,186,613,946,613

Finding the Fourth Proportional to 20,561,763,118,466, 28,375,458,100,516 and 11,186,613,946,613

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Solution

The fourth proportional to 20,561,763,118,466, 28,375,458,100,516 and 11,186,613,946,613 is: 15,437,649,655,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,561,763,118,466 : 28,375,458,100,516 = 11,186,613,946,613 : x
  2. Step 2: Convert to fraction form
    20,561,763,118,466/28,375,458,100,516 = 11,186,613,946,613/x
  3. Step 3: Cross multiply
    20,561,763,118,466x = 28,375,458,100,516 × 11,186,613,946,613
  4. Step 4: Simplify right side
    20,561,763,118,466x = 317,425,295,328,765,088,442,089,472
  5. Step 5: Solve for x
    x = 317,425,295,328,765,088,442,089,472/20,561,763,118,466
  6. Step 6: Final answer
    x = 15,437,649,655,816.40

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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.