Home / 197,589,251.40-272,672,898.64-109,488,955.04

Finding the Fourth Proportional to 197,589,251.40, 272,672,898.64 and 109,488,955.04

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Solution

The fourth proportional to 197,589,251.40, 272,672,898.64 and 109,488,955.04 is: 151,094,609.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,589,251.40 : 272,672,898.64 = 109,488,955.04 : x
  2. Step 2: Convert to fraction form
    197,589,251.40/272,672,898.64 = 109,488,955.04/x
  3. Step 3: Cross multiply
    197,589,251.40x = 272,672,898.64 × 109,488,955.04
  4. Step 4: Simplify right side
    197,589,251.40x = 29,854,670,739,821,436
  5. Step 5: Solve for x
    x = 29,854,670,739,821,436/197,589,251.40
  6. Step 6: Final answer
    x = 151,094,609.29

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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.