Home / 238,292,611.60-357,438,917.40-84,883,309.60

Finding the Fourth Proportional to 238,292,611.60, 357,438,917.40 and 84,883,309.60

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Solution

The fourth proportional to 238,292,611.60, 357,438,917.40 and 84,883,309.60 is: 127,324,964.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,292,611.60 : 357,438,917.40 = 84,883,309.60 : x
  2. Step 2: Convert to fraction form
    238,292,611.60/357,438,917.40 = 84,883,309.60/x
  3. Step 3: Cross multiply
    238,292,611.60x = 357,438,917.40 × 84,883,309.60
  4. Step 4: Simplify right side
    238,292,611.60x = 30,340,598,288,753,024
  5. Step 5: Solve for x
    x = 30,340,598,288,753,024/238,292,611.60
  6. Step 6: Final answer
    x = 127,324,964.40

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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.