Home / 21,781,337,682.60-32,672,006,523.90-21,297,608,274.60

Finding the Fourth Proportional to 21,781,337,682.60, 32,672,006,523.90 and 21,297,608,274.60

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Solution

The fourth proportional to 21,781,337,682.60, 32,672,006,523.90 and 21,297,608,274.60 is: 31,946,412,411.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,781,337,682.60 : 32,672,006,523.90 = 21,297,608,274.60 : x
  2. Step 2: Convert to fraction form
    21,781,337,682.60/32,672,006,523.90 = 21,297,608,274.60/x
  3. Step 3: Cross multiply
    21,781,337,682.60x = 32,672,006,523.90 × 21,297,608,274.60
  4. Step 4: Simplify right side
    21,781,337,682.60x = 695,835,596,491,197,775,872
  5. Step 5: Solve for x
    x = 695,835,596,491,197,775,872/21,781,337,682.60
  6. Step 6: Final answer
    x = 31,946,412,411.90

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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.