Home / 113,770,586.86-156,945,568.74-69,104,673.02

Finding the Fourth Proportional to 113,770,586.86, 156,945,568.74 and 69,104,673.02

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Solution

The fourth proportional to 113,770,586.86, 156,945,568.74 and 69,104,673.02 is: 95,329,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,770,586.86 : 156,945,568.74 = 69,104,673.02 : x
  2. Step 2: Convert to fraction form
    113,770,586.86/156,945,568.74 = 69,104,673.02/x
  3. Step 3: Cross multiply
    113,770,586.86x = 156,945,568.74 × 69,104,673.02
  4. Step 4: Simplify right side
    113,770,586.86x = 10,845,672,209,715,634
  5. Step 5: Solve for x
    x = 10,845,672,209,715,634/113,770,586.86
  6. Step 6: Final answer
    x = 95,329,315.85

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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.