Home / 11,331,044,178.40-16,996,566,267.60-7,208,762,629.60

Finding the Fourth Proportional to 11,331,044,178.40, 16,996,566,267.60 and 7,208,762,629.60

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Solution

The fourth proportional to 11,331,044,178.40, 16,996,566,267.60 and 7,208,762,629.60 is: 10,813,143,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331,044,178.40 : 16,996,566,267.60 = 7,208,762,629.60 : x
  2. Step 2: Convert to fraction form
    11,331,044,178.40/16,996,566,267.60 = 7,208,762,629.60/x
  3. Step 3: Cross multiply
    11,331,044,178.40x = 16,996,566,267.60 × 7,208,762,629.60
  4. Step 4: Simplify right side
    11,331,044,178.40x = 122,524,211,741,394,845,696
  5. Step 5: Solve for x
    x = 122,524,211,741,394,845,696/11,331,044,178.40
  6. Step 6: Final answer
    x = 10,813,143,944.40

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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.