Home / 16,824,921,900.40-25,237,382,850.60-8,117,792,556.40

Finding the Fourth Proportional to 16,824,921,900.40, 25,237,382,850.60 and 8,117,792,556.40

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Solution

The fourth proportional to 16,824,921,900.40, 25,237,382,850.60 and 8,117,792,556.40 is: 12,176,688,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824,921,900.40 : 25,237,382,850.60 = 8,117,792,556.40 : x
  2. Step 2: Convert to fraction form
    16,824,921,900.40/25,237,382,850.60 = 8,117,792,556.40/x
  3. Step 3: Cross multiply
    16,824,921,900.40x = 25,237,382,850.60 × 8,117,792,556.40
  4. Step 4: Simplify right side
    16,824,921,900.40x = 204,871,838,647,617,683,456
  5. Step 5: Solve for x
    x = 204,871,838,647,617,683,456/16,824,921,900.40
  6. Step 6: Final answer
    x = 12,176,688,834.60

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Double scale
Find fourth proportional to 16,824,921,901.40, 25,237,382,852.10 and 8,117,792,557.40
Similar ratio
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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.