Home / 190,492,074,007.05-285,738,111,010.57-155,228,200,163.85

Finding the Fourth Proportional to 190,492,074,007.05, 285,738,111,010.57 and 155,228,200,163.85

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Solution

The fourth proportional to 190,492,074,007.05, 285,738,111,010.57 and 155,228,200,163.85 is: 232,842,300,245.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,492,074,007.05 : 285,738,111,010.57 = 155,228,200,163.85 : x
  2. Step 2: Convert to fraction form
    190,492,074,007.05/285,738,111,010.57 = 155,228,200,163.85/x
  3. Step 3: Cross multiply
    190,492,074,007.05x = 285,738,111,010.57 × 155,228,200,163.85
  4. Step 4: Simplify right side
    190,492,074,007.05x = 44,354,612,690,389,152,301,056
  5. Step 5: Solve for x
    x = 44,354,612,690,389,152,301,056/190,492,074,007.05
  6. Step 6: Final answer
    x = 232,842,300,245.77

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1.5x scale

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.