Home / 14,616,911,891.18-20,170,816,503.58-8,273,143,521.61

Finding the Fourth Proportional to 14,616,911,891.18, 20,170,816,503.58 and 8,273,143,521.61

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Solution

The fourth proportional to 14,616,911,891.18, 20,170,816,503.58 and 8,273,143,521.61 is: 11,416,642,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616,911,891.18 : 20,170,816,503.58 = 8,273,143,521.61 : x
  2. Step 2: Convert to fraction form
    14,616,911,891.18/20,170,816,503.58 = 8,273,143,521.61/x
  3. Step 3: Cross multiply
    14,616,911,891.18x = 20,170,816,503.58 × 8,273,143,521.61
  4. Step 4: Simplify right side
    14,616,911,891.18x = 166,876,059,882,111,991,808
  5. Step 5: Solve for x
    x = 166,876,059,882,111,991,808/14,616,911,891.18
  6. Step 6: Final answer
    x = 11,416,642,661.90

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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.