Home / 6,551,010,222.30-9,826,515,333.45-2,129,421,102.30

Finding the Fourth Proportional to 6,551,010,222.30, 9,826,515,333.45 and 2,129,421,102.30

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Solution

The fourth proportional to 6,551,010,222.30, 9,826,515,333.45 and 2,129,421,102.30 is: 3,194,131,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,010,222.30 : 9,826,515,333.45 = 2,129,421,102.30 : x
  2. Step 2: Convert to fraction form
    6,551,010,222.30/9,826,515,333.45 = 2,129,421,102.30/x
  3. Step 3: Cross multiply
    6,551,010,222.30x = 9,826,515,333.45 × 2,129,421,102.30
  4. Step 4: Simplify right side
    6,551,010,222.30x = 20,924,789,113,122,951,168
  5. Step 5: Solve for x
    x = 20,924,789,113,122,951,168/6,551,010,222.30
  6. Step 6: Final answer
    x = 3,194,131,653.45

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Double scale
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Similar ratio
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1.5x scale

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.