Home / 8,085,835,623.16-12,128,737,169.88-7,593,787,097.56

Finding the Fourth Proportional to 8,085,835,623.16, 12,128,737,169.88 and 7,593,787,097.56

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Solution

The fourth proportional to 8,085,835,623.16, 12,128,737,169.88 and 7,593,787,097.56 is: 11,390,665,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,835,623.16 : 12,128,737,169.88 = 7,593,787,097.56 : x
  2. Step 2: Convert to fraction form
    8,085,835,623.16/12,128,737,169.88 = 7,593,787,097.56/x
  3. Step 3: Cross multiply
    8,085,835,623.16x = 12,128,737,169.88 × 7,593,787,097.56
  4. Step 4: Simplify right side
    8,085,835,623.16x = 92,103,047,830,331,129,856
  5. Step 5: Solve for x
    x = 92,103,047,830,331,129,856/8,085,835,623.16
  6. Step 6: Final answer
    x = 11,390,665,371.25

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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.