Home / 1,193,341,177,841.90-1,647,117,230,733.10-777,231,929,815.20

Finding the Fourth Proportional to 1,193,341,177,841.90, 1,647,117,230,733.10 and 777,231,929,815.20

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Solution

The fourth proportional to 1,193,341,177,841.90, 1,647,117,230,733.10 and 777,231,929,815.20 is: 1,072,779,627,189.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,341,177,841.90 : 1,647,117,230,733.10 = 777,231,929,815.20 : x
  2. Step 2: Convert to fraction form
    1,193,341,177,841.90/1,647,117,230,733.10 = 777,231,929,815.20/x
  3. Step 3: Cross multiply
    1,193,341,177,841.90x = 1,647,117,230,733.10 × 777,231,929,815.20
  4. Step 4: Simplify right side
    1,193,341,177,841.90x = 1,280,192,103,874,555,352,711,168
  5. Step 5: Solve for x
    x = 1,280,192,103,874,555,352,711,168/1,193,341,177,841.90
  6. Step 6: Final answer
    x = 1,072,779,627,189.03

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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.