Home / 277,173,665.88-415,707,518.34-83,085,101.16

Finding the Fourth Proportional to 277,173,665.88, 415,707,518.34 and 83,085,101.16

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Solution

The fourth proportional to 277,173,665.88, 415,707,518.34 and 83,085,101.16 is: 124,611,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,173,665.88 : 415,707,518.34 = 83,085,101.16 : x
  2. Step 2: Convert to fraction form
    277,173,665.88/415,707,518.34 = 83,085,101.16/x
  3. Step 3: Cross multiply
    277,173,665.88x = 415,707,518.34 × 83,085,101.16
  4. Step 4: Simplify right side
    277,173,665.88x = 34,539,101,214,251,452
  5. Step 5: Solve for x
    x = 34,539,101,214,251,452/277,173,665.88
  6. Step 6: Final answer
    x = 124,611,770.40

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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.