Home / 859,964,032,380.60-1,289,946,048,570.80-263,719,164,079.80

Finding the Fourth Proportional to 859,964,032,380.60, 1,289,946,048,570.80 and 263,719,164,079.80

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Solution

The fourth proportional to 859,964,032,380.60, 1,289,946,048,570.80 and 263,719,164,079.80 is: 395,578,746,119.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,964,032,380.60 : 1,289,946,048,570.80 = 263,719,164,079.80 : x
  2. Step 2: Convert to fraction form
    859,964,032,380.60/1,289,946,048,570.80 = 263,719,164,079.80/x
  3. Step 3: Cross multiply
    859,964,032,380.60x = 1,289,946,048,570.80 × 263,719,164,079.80
  4. Step 4: Simplify right side
    859,964,032,380.60x = 340,183,493,637,132,439,781,376
  5. Step 5: Solve for x
    x = 340,183,493,637,132,439,781,376/859,964,032,380.60
  6. Step 6: Final answer
    x = 395,578,746,119.67

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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.