Home / 12,223,224,145.80-18,334,836,218.70-6,644,369,104.20

Finding the Fourth Proportional to 12,223,224,145.80, 18,334,836,218.70 and 6,644,369,104.20

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Solution

The fourth proportional to 12,223,224,145.80, 18,334,836,218.70 and 6,644,369,104.20 is: 9,966,553,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,224,145.80 : 18,334,836,218.70 = 6,644,369,104.20 : x
  2. Step 2: Convert to fraction form
    12,223,224,145.80/18,334,836,218.70 = 6,644,369,104.20/x
  3. Step 3: Cross multiply
    12,223,224,145.80x = 18,334,836,218.70 × 6,644,369,104.20
  4. Step 4: Simplify right side
    12,223,224,145.80x = 121,823,419,302,097,436,672
  5. Step 5: Solve for x
    x = 121,823,419,302,097,436,672/12,223,224,145.80
  6. Step 6: Final answer
    x = 9,966,553,656.30

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Double scale
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1.5x scale

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.