Home / 13,201,869,656.80-19,796,002,040.40-4,916,491,890.40

Finding the Fourth Proportional to 13,201,869,656.80, 19,796,002,040.40 and 4,916,491,890.40

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Solution

The fourth proportional to 13,201,869,656.80, 19,796,002,040.40 and 4,916,491,890.40 is: 7,372,204,545.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201,869,656.80 : 19,796,002,040.40 = 4,916,491,890.40 : x
  2. Step 2: Convert to fraction form
    13,201,869,656.80/19,796,002,040.40 = 4,916,491,890.40/x
  3. Step 3: Cross multiply
    13,201,869,656.80x = 19,796,002,040.40 × 4,916,491,890.40
  4. Step 4: Simplify right side
    13,201,869,656.80x = 97,326,883,493,968,445,440
  5. Step 5: Solve for x
    x = 97,326,883,493,968,445,440/13,201,869,656.80
  6. Step 6: Final answer
    x = 7,372,204,545.58

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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.