Home / 79,045,877.45-109,094,766.86-45,548,839.37

Finding the Fourth Proportional to 79,045,877.45, 109,094,766.86 and 45,548,839.37

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Solution

The fourth proportional to 79,045,877.45, 109,094,766.86 and 45,548,839.37 is: 62,863,999.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,045,877.45 : 109,094,766.86 = 45,548,839.37 : x
  2. Step 2: Convert to fraction form
    79,045,877.45/109,094,766.86 = 45,548,839.37/x
  3. Step 3: Cross multiply
    79,045,877.45x = 109,094,766.86 × 45,548,839.37
  4. Step 4: Simplify right side
    79,045,877.45x = 4,969,140,011,813,739
  5. Step 5: Solve for x
    x = 4,969,140,011,813,739/79,045,877.45
  6. Step 6: Final answer
    x = 62,863,999.64

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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.