Home / 15,829,798,892.80-23,768,128,982.40-8,856,537,145.60

Finding the Fourth Proportional to 15,829,798,892.80, 23,768,128,982.40 and 8,856,537,145.60

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Solution

The fourth proportional to 15,829,798,892.80, 23,768,128,982.40 and 8,856,537,145.60 is: 13,297,914,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829,798,892.80 : 23,768,128,982.40 = 8,856,537,145.60 : x
  2. Step 2: Convert to fraction form
    15,829,798,892.80/23,768,128,982.40 = 8,856,537,145.60/x
  3. Step 3: Cross multiply
    15,829,798,892.80x = 23,768,128,982.40 × 8,856,537,145.60
  4. Step 4: Simplify right side
    15,829,798,892.80x = 210,503,317,214,037,540,864
  5. Step 5: Solve for x
    x = 210,503,317,214,037,540,864/15,829,798,892.80
  6. Step 6: Final answer
    x = 13,297,914,814.94

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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.