Home / 792,802,042.40-1,189,203,063.60-218,373,370.40

Finding the Fourth Proportional to 792,802,042.40, 1,189,203,063.60 and 218,373,370.40

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Solution

The fourth proportional to 792,802,042.40, 1,189,203,063.60 and 218,373,370.40 is: 327,560,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,802,042.40 : 1,189,203,063.60 = 218,373,370.40 : x
  2. Step 2: Convert to fraction form
    792,802,042.40/1,189,203,063.60 = 218,373,370.40/x
  3. Step 3: Cross multiply
    792,802,042.40x = 1,189,203,063.60 × 218,373,370.40
  4. Step 4: Simplify right side
    792,802,042.40x = 259,690,281,088,337,536
  5. Step 5: Solve for x
    x = 259,690,281,088,337,536/792,802,042.40
  6. Step 6: Final answer
    x = 327,560,055.60

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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.