Home / 117,096,885.96-161,540,710.74-70,672,299.72

Finding the Fourth Proportional to 117,096,885.96, 161,540,710.74 and 70,672,299.72

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Solution

The fourth proportional to 117,096,885.96, 161,540,710.74 and 70,672,299.72 is: 97,495,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,096,885.96 : 161,540,710.74 = 70,672,299.72 : x
  2. Step 2: Convert to fraction form
    117,096,885.96/161,540,710.74 = 70,672,299.72/x
  3. Step 3: Cross multiply
    117,096,885.96x = 161,540,710.74 × 70,672,299.72
  4. Step 4: Simplify right side
    117,096,885.96x = 11,416,453,526,399,104
  5. Step 5: Solve for x
    x = 11,416,453,526,399,104/117,096,885.96
  6. Step 6: Final answer
    x = 97,495,791.05

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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.