Home / 1,131,042,142.20-1,696,563,213.30-1,049,412,804.60

Finding the Fourth Proportional to 1,131,042,142.20, 1,696,563,213.30 and 1,049,412,804.60

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Solution

The fourth proportional to 1,131,042,142.20, 1,696,563,213.30 and 1,049,412,804.60 is: 1,574,119,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,042,142.20 : 1,696,563,213.30 = 1,049,412,804.60 : x
  2. Step 2: Convert to fraction form
    1,131,042,142.20/1,696,563,213.30 = 1,049,412,804.60/x
  3. Step 3: Cross multiply
    1,131,042,142.20x = 1,696,563,213.30 × 1,049,412,804.60
  4. Step 4: Simplify right side
    1,131,042,142.20x = 1,780,395,159,850,341,120
  5. Step 5: Solve for x
    x = 1,780,395,159,850,341,120/1,131,042,142.20
  6. Step 6: Final answer
    x = 1,574,119,206.90

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Double scale
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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.