Home / 11,763,059,642.40-17,620,402,993.20-8,086,716,141.60

Finding the Fourth Proportional to 11,763,059,642.40, 17,620,402,993.20 and 8,086,716,141.60

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Solution

The fourth proportional to 11,763,059,642.40, 17,620,402,993.20 and 8,086,716,141.60 is: 12,113,446,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763,059,642.40 : 17,620,402,993.20 = 8,086,716,141.60 : x
  2. Step 2: Convert to fraction form
    11,763,059,642.40/17,620,402,993.20 = 8,086,716,141.60/x
  3. Step 3: Cross multiply
    11,763,059,642.40x = 17,620,402,993.20 × 8,086,716,141.60
  4. Step 4: Simplify right side
    11,763,059,642.40x = 142,491,197,306,607,403,008
  5. Step 5: Solve for x
    x = 142,491,197,306,607,403,008/11,763,059,642.40
  6. Step 6: Final answer
    x = 12,113,446,810.47

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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.