Home / 18,665,487,532.69-25,760,368,967.11-11,436,332,579.91

Finding the Fourth Proportional to 18,665,487,532.69, 25,760,368,967.11 and 11,436,332,579.91

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Solution

The fourth proportional to 18,665,487,532.69, 25,760,368,967.11 and 11,436,332,579.91 is: 15,783,362,013.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,665,487,532.69 : 25,760,368,967.11 = 11,436,332,579.91 : x
  2. Step 2: Convert to fraction form
    18,665,487,532.69/25,760,368,967.11 = 11,436,332,579.91/x
  3. Step 3: Cross multiply
    18,665,487,532.69x = 25,760,368,967.11 × 11,436,332,579.91
  4. Step 4: Simplify right side
    18,665,487,532.69x = 294,604,146,889,039,740,928
  5. Step 5: Solve for x
    x = 294,604,146,889,039,740,928/18,665,487,532.69
  6. Step 6: Final answer
    x = 15,783,362,013.62

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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.