Home / 13,201,869,672.80-19,796,002,064.40-4,916,491,906.40

Finding the Fourth Proportional to 13,201,869,672.80, 19,796,002,064.40 and 4,916,491,906.40

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Solution

The fourth proportional to 13,201,869,672.80, 19,796,002,064.40 and 4,916,491,906.40 is: 7,372,204,569.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201,869,672.80 : 19,796,002,064.40 = 4,916,491,906.40 : x
  2. Step 2: Convert to fraction form
    13,201,869,672.80/19,796,002,064.40 = 4,916,491,906.40/x
  3. Step 3: Cross multiply
    13,201,869,672.80x = 19,796,002,064.40 × 4,916,491,906.40
  4. Step 4: Simplify right side
    13,201,869,672.80x = 97,326,883,928,700,289,024
  5. Step 5: Solve for x
    x = 97,326,883,928,700,289,024/13,201,869,672.80
  6. Step 6: Final answer
    x = 7,372,204,569.57

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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.