Home / 7,760,221,834.80-11,640,165,236.20-2,164,009,856.34

Finding the Fourth Proportional to 7,760,221,834.80, 11,640,165,236.20 and 2,164,009,856.34

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Solution

The fourth proportional to 7,760,221,834.80, 11,640,165,236.20 and 2,164,009,856.34 is: 3,245,968,071.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,221,834.80 : 11,640,165,236.20 = 2,164,009,856.34 : x
  2. Step 2: Convert to fraction form
    7,760,221,834.80/11,640,165,236.20 = 2,164,009,856.34/x
  3. Step 3: Cross multiply
    7,760,221,834.80x = 11,640,165,236.20 × 2,164,009,856.34
  4. Step 4: Simplify right side
    7,760,221,834.80x = 25,189,432,300,563,025,920
  5. Step 5: Solve for x
    x = 25,189,432,300,563,025,920/7,760,221,834.80
  6. Step 6: Final answer
    x = 3,245,968,071.12

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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.