Home / 16,824,921,906.40-25,237,382,859.60-8,117,792,562.40

Finding the Fourth Proportional to 16,824,921,906.40, 25,237,382,859.60 and 8,117,792,562.40

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Solution

The fourth proportional to 16,824,921,906.40, 25,237,382,859.60 and 8,117,792,562.40 is: 12,176,688,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824,921,906.40 : 25,237,382,859.60 = 8,117,792,562.40 : x
  2. Step 2: Convert to fraction form
    16,824,921,906.40/25,237,382,859.60 = 8,117,792,562.40/x
  3. Step 3: Cross multiply
    16,824,921,906.40x = 25,237,382,859.60 × 8,117,792,562.40
  4. Step 4: Simplify right side
    16,824,921,906.40x = 204,871,838,872,102,109,184
  5. Step 5: Solve for x
    x = 204,871,838,872,102,109,184/16,824,921,906.40
  6. Step 6: Final answer
    x = 12,176,688,843.60

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Double scale
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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.