Home / 197,999,295.12-273,241,938.60-109,898,945.28

Finding the Fourth Proportional to 197,999,295.12, 273,241,938.60 and 109,898,945.28

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Solution

The fourth proportional to 197,999,295.12, 273,241,938.60 and 109,898,945.28 is: 151,662,160.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,999,295.12 : 273,241,938.60 = 109,898,945.28 : x
  2. Step 2: Convert to fraction form
    197,999,295.12/273,241,938.60 = 109,898,945.28/x
  3. Step 3: Cross multiply
    197,999,295.12x = 273,241,938.60 × 109,898,945.28
  4. Step 4: Simplify right side
    197,999,295.12x = 30,029,000,858,402,524
  5. Step 5: Solve for x
    x = 30,029,000,858,402,524/197,999,295.12
  6. Step 6: Final answer
    x = 151,662,160.41

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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.