Home / 898,449,331.40-1,347,673,997.10-252,133,094.60

Finding the Fourth Proportional to 898,449,331.40, 1,347,673,997.10 and 252,133,094.60

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Solution

The fourth proportional to 898,449,331.40, 1,347,673,997.10 and 252,133,094.60 is: 378,199,641.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,449,331.40 : 1,347,673,997.10 = 252,133,094.60 : x
  2. Step 2: Convert to fraction form
    898,449,331.40/1,347,673,997.10 = 252,133,094.60/x
  3. Step 3: Cross multiply
    898,449,331.40x = 1,347,673,997.10 × 252,133,094.60
  4. Step 4: Simplify right side
    898,449,331.40x = 339,793,215,400,774,400
  5. Step 5: Solve for x
    x = 339,793,215,400,774,400/898,449,331.40
  6. Step 6: Final answer
    x = 378,199,641.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.