Home / 55,243,318,571.04-82,829,349,930.96-21,670,333,371.36

Finding the Fourth Proportional to 55,243,318,571.04, 82,829,349,930.96 and 21,670,333,371.36

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Solution

The fourth proportional to 55,243,318,571.04, 82,829,349,930.96 and 21,670,333,371.36 is: 32,491,524,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,243,318,571.04 : 82,829,349,930.96 = 21,670,333,371.36 : x
  2. Step 2: Convert to fraction form
    55,243,318,571.04/82,829,349,930.96 = 21,670,333,371.36/x
  3. Step 3: Cross multiply
    55,243,318,571.04x = 82,829,349,930.96 × 21,670,333,371.36
  4. Step 4: Simplify right side
    55,243,318,571.04x = 1,794,939,625,936,937,811,968
  5. Step 5: Solve for x
    x = 1,794,939,625,936,937,811,968/55,243,318,571.04
  6. Step 6: Final answer
    x = 32,491,524,266.93

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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.