Home / 12,223,997,668.80-18,335,996,503.20-9,775,117,540.80

Finding the Fourth Proportional to 12,223,997,668.80, 18,335,996,503.20 and 9,775,117,540.80

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Solution

The fourth proportional to 12,223,997,668.80, 18,335,996,503.20 and 9,775,117,540.80 is: 14,662,676,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,997,668.80 : 18,335,996,503.20 = 9,775,117,540.80 : x
  2. Step 2: Convert to fraction form
    12,223,997,668.80/18,335,996,503.20 = 9,775,117,540.80/x
  3. Step 3: Cross multiply
    12,223,997,668.80x = 18,335,996,503.20 × 9,775,117,540.80
  4. Step 4: Simplify right side
    12,223,997,668.80x = 179,236,521,046,477,766,656
  5. Step 5: Solve for x
    x = 179,236,521,046,477,766,656/12,223,997,668.80
  6. Step 6: Final answer
    x = 14,662,676,311.20

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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.