Home / 79,045,878.45-109,094,768.24-45,548,840.37

Finding the Fourth Proportional to 79,045,878.45, 109,094,768.24 and 45,548,840.37

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Solution

The fourth proportional to 79,045,878.45, 109,094,768.24 and 45,548,840.37 is: 62,864,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,045,878.45 : 109,094,768.24 = 45,548,840.37 : x
  2. Step 2: Convert to fraction form
    79,045,878.45/109,094,768.24 = 45,548,840.37/x
  3. Step 3: Cross multiply
    79,045,878.45x = 109,094,768.24 × 45,548,840.37
  4. Step 4: Simplify right side
    79,045,878.45x = 4,969,140,183,765,905
  5. Step 5: Solve for x
    x = 4,969,140,183,765,905/79,045,878.45
  6. Step 6: Final answer
    x = 62,864,001.02

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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.