Home / 21,527,775,998.60-32,291,663,997.90-15,723,023,102.60

Finding the Fourth Proportional to 21,527,775,998.60, 32,291,663,997.90 and 15,723,023,102.60

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Solution

The fourth proportional to 21,527,775,998.60, 32,291,663,997.90 and 15,723,023,102.60 is: 23,584,534,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527,775,998.60 : 32,291,663,997.90 = 15,723,023,102.60 : x
  2. Step 2: Convert to fraction form
    21,527,775,998.60/32,291,663,997.90 = 15,723,023,102.60/x
  3. Step 3: Cross multiply
    21,527,775,998.60x = 32,291,663,997.90 × 15,723,023,102.60
  4. Step 4: Simplify right side
    21,527,775,998.60x = 507,722,579,060,378,435,584
  5. Step 5: Solve for x
    x = 507,722,579,060,378,435,584/21,527,775,998.60
  6. Step 6: Final answer
    x = 23,584,534,653.90

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Double scale
Find fourth proportional to 21,527,775,999.60, 32,291,663,999.40 and 15,723,023,103.60
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.