Home / 116,995,126.38-161,453,027.70-67,435,165.44

Finding the Fourth Proportional to 116,995,126.38, 161,453,027.70 and 67,435,165.44

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Solution

The fourth proportional to 116,995,126.38, 161,453,027.70 and 67,435,165.44 is: 93,060,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,995,126.38 : 161,453,027.70 = 67,435,165.44 : x
  2. Step 2: Convert to fraction form
    116,995,126.38/161,453,027.70 = 67,435,165.44/x
  3. Step 3: Cross multiply
    116,995,126.38x = 161,453,027.70 × 67,435,165.44
  4. Step 4: Simplify right side
    116,995,126.38x = 10,887,611,633,738,402
  5. Step 5: Solve for x
    x = 10,887,611,633,738,402/116,995,126.38
  6. Step 6: Final answer
    x = 93,060,386.11

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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.