Home / 203,942,892,325.67-281,442,066,386.81-111,245,766,906.51

Finding the Fourth Proportional to 203,942,892,325.67, 281,442,066,386.81 and 111,245,766,906.51

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Solution

The fourth proportional to 203,942,892,325.67, 281,442,066,386.81 and 111,245,766,906.51 is: 153,519,635,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,892,325.67 : 281,442,066,386.81 = 111,245,766,906.51 : x
  2. Step 2: Convert to fraction form
    203,942,892,325.67/281,442,066,386.81 = 111,245,766,906.51/x
  3. Step 3: Cross multiply
    203,942,892,325.67x = 281,442,066,386.81 × 111,245,766,906.51
  4. Step 4: Simplify right side
    203,942,892,325.67x = 31,309,238,514,953,578,610,688
  5. Step 5: Solve for x
    x = 31,309,238,514,953,578,610,688/203,942,892,325.67
  6. Step 6: Final answer
    x = 153,519,635,609.35

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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.