Home / 201,771,760,763.87-278,445,053,462.88-110,320,373,536.22

Finding the Fourth Proportional to 201,771,760,763.87, 278,445,053,462.88 and 110,320,373,536.22

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Solution

The fourth proportional to 201,771,760,763.87, 278,445,053,462.88 and 110,320,373,536.22 is: 152,242,128,388.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,771,760,763.87 : 278,445,053,462.88 = 110,320,373,536.22 : x
  2. Step 2: Convert to fraction form
    201,771,760,763.87/278,445,053,462.88 = 110,320,373,536.22/x
  3. Step 3: Cross multiply
    201,771,760,763.87x = 278,445,053,462.88 × 110,320,373,536.22
  4. Step 4: Simplify right side
    201,771,760,763.87x = 30,718,162,307,337,670,361,088
  5. Step 5: Solve for x
    x = 30,718,162,307,337,670,361,088/201,771,760,763.87
  6. Step 6: Final answer
    x = 152,242,128,388.26

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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.