Home / 103,469,147,376.60-155,203,721,064.90-101,144,624,442.60

Finding the Fourth Proportional to 103,469,147,376.60, 155,203,721,064.90 and 101,144,624,442.60

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Solution

The fourth proportional to 103,469,147,376.60, 155,203,721,064.90 and 101,144,624,442.60 is: 151,716,936,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,469,147,376.60 : 155,203,721,064.90 = 101,144,624,442.60 : x
  2. Step 2: Convert to fraction form
    103,469,147,376.60/155,203,721,064.90 = 101,144,624,442.60/x
  3. Step 3: Cross multiply
    103,469,147,376.60x = 155,203,721,064.90 × 101,144,624,442.60
  4. Step 4: Simplify right side
    103,469,147,376.60x = 15,698,022,079,203,358,277,632
  5. Step 5: Solve for x
    x = 15,698,022,079,203,358,277,632/103,469,147,376.60
  6. Step 6: Final answer
    x = 151,716,936,663.90

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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.