Home / 203,906,094,638.92-281,390,689,664.61-111,207,173,237.39

Finding the Fourth Proportional to 203,906,094,638.92, 281,390,689,664.61 and 111,207,173,237.39

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Solution

The fourth proportional to 203,906,094,638.92, 281,390,689,664.61 and 111,207,173,237.39 is: 153,466,051,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,906,094,638.92 : 281,390,689,664.61 = 111,207,173,237.39 : x
  2. Step 2: Convert to fraction form
    203,906,094,638.92/281,390,689,664.61 = 111,207,173,237.39/x
  3. Step 3: Cross multiply
    203,906,094,638.92x = 281,390,689,664.61 × 111,207,173,237.39
  4. Step 4: Simplify right side
    203,906,094,638.92x = 31,292,663,172,920,932,040,704
  5. Step 5: Solve for x
    x = 31,292,663,172,920,932,040,704/203,906,094,638.92
  6. Step 6: Final answer
    x = 153,466,051,264.11

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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.