Home / 216,440,988.72-298,692,390.83-117,325,027.89

Finding the Fourth Proportional to 216,440,988.72, 298,692,390.83 and 117,325,027.89

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Solution

The fourth proportional to 216,440,988.72, 298,692,390.83 and 117,325,027.89 is: 161,910,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,440,988.72 : 298,692,390.83 = 117,325,027.89 : x
  2. Step 2: Convert to fraction form
    216,440,988.72/298,692,390.83 = 117,325,027.89/x
  3. Step 3: Cross multiply
    216,440,988.72x = 298,692,390.83 × 117,325,027.89
  4. Step 4: Simplify right side
    216,440,988.72x = 35,044,093,084,073,904
  5. Step 5: Solve for x
    x = 35,044,093,084,073,904/216,440,988.72
  6. Step 6: Final answer
    x = 161,910,612.64

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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.