Home / 7,923,924,006.30-11,885,886,009.45-7,801,479,999.90

Finding the Fourth Proportional to 7,923,924,006.30, 11,885,886,009.45 and 7,801,479,999.90

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Solution

The fourth proportional to 7,923,924,006.30, 11,885,886,009.45 and 7,801,479,999.90 is: 11,702,219,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923,924,006.30 : 11,885,886,009.45 = 7,801,479,999.90 : x
  2. Step 2: Convert to fraction form
    7,923,924,006.30/11,885,886,009.45 = 7,801,479,999.90/x
  3. Step 3: Cross multiply
    7,923,924,006.30x = 11,885,886,009.45 × 7,801,479,999.90
  4. Step 4: Simplify right side
    7,923,924,006.30x = 92,727,501,983,815,401,472
  5. Step 5: Solve for x
    x = 92,727,501,983,815,401,472/7,923,924,006.30
  6. Step 6: Final answer
    x = 11,702,219,999.85

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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.