Home / 103,469,147,371.10-155,203,721,056.65-101,144,624,437.10

Finding the Fourth Proportional to 103,469,147,371.10, 155,203,721,056.65 and 101,144,624,437.10

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Solution

The fourth proportional to 103,469,147,371.10, 155,203,721,056.65 and 101,144,624,437.10 is: 151,716,936,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,469,147,371.10 : 155,203,721,056.65 = 101,144,624,437.10 : x
  2. Step 2: Convert to fraction form
    103,469,147,371.10/155,203,721,056.65 = 101,144,624,437.10/x
  3. Step 3: Cross multiply
    103,469,147,371.10x = 155,203,721,056.65 × 101,144,624,437.10
  4. Step 4: Simplify right side
    103,469,147,371.10x = 15,698,022,077,515,293,523,968
  5. Step 5: Solve for x
    x = 15,698,022,077,515,293,523,968/103,469,147,371.10
  6. Step 6: Final answer
    x = 151,716,936,655.65

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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.