Home / 117,096,887.46-161,540,712.81-70,672,301.22

Finding the Fourth Proportional to 117,096,887.46, 161,540,712.81 and 70,672,301.22

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Solution

The fourth proportional to 117,096,887.46, 161,540,712.81 and 70,672,301.22 is: 97,495,793.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,096,887.46 : 161,540,712.81 = 70,672,301.22 : x
  2. Step 2: Convert to fraction form
    117,096,887.46/161,540,712.81 = 70,672,301.22/x
  3. Step 3: Cross multiply
    117,096,887.46x = 161,540,712.81 × 70,672,301.22
  4. Step 4: Simplify right side
    117,096,887.46x = 11,416,453,915,001,832
  5. Step 5: Solve for x
    x = 11,416,453,915,001,832/117,096,887.46
  6. Step 6: Final answer
    x = 97,495,793.12

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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.