Home / 152,151,857,584.89-209,988,934,441.76-92,005,257,134.85

Finding the Fourth Proportional to 152,151,857,584.89, 209,988,934,441.76 and 92,005,257,134.85

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Solution

The fourth proportional to 152,151,857,584.89, 209,988,934,441.76 and 92,005,257,134.85 is: 126,978,968,350.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,151,857,584.89 : 209,988,934,441.76 = 92,005,257,134.85 : x
  2. Step 2: Convert to fraction form
    152,151,857,584.89/209,988,934,441.76 = 92,005,257,134.85/x
  3. Step 3: Cross multiply
    152,151,857,584.89x = 209,988,934,441.76 × 92,005,257,134.85
  4. Step 4: Simplify right side
    152,151,857,584.89x = 19,320,085,908,787,916,963,840
  5. Step 5: Solve for x
    x = 19,320,085,908,787,916,963,840/152,151,857,584.89
  6. Step 6: Final answer
    x = 126,978,968,350.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.