Home / 1,185,880,280.44-1,635,560,556.48-1,042,519,516.98

Finding the Fourth Proportional to 1,185,880,280.44, 1,635,560,556.48 and 1,042,519,516.98

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Solution

The fourth proportional to 1,185,880,280.44, 1,635,560,556.48 and 1,042,519,516.98 is: 1,437,838,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,880,280.44 : 1,635,560,556.48 = 1,042,519,516.98 : x
  2. Step 2: Convert to fraction form
    1,185,880,280.44/1,635,560,556.48 = 1,042,519,516.98/x
  3. Step 3: Cross multiply
    1,185,880,280.44x = 1,635,560,556.48 × 1,042,519,516.98
  4. Step 4: Simplify right side
    1,185,880,280.44x = 1,705,103,801,333,069,568
  5. Step 5: Solve for x
    x = 1,705,103,801,333,069,568/1,185,880,280.44
  6. Step 6: Final answer
    x = 1,437,838,059.59

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Double scale
Find fourth proportional to 1,185,880,281.44, 1,635,560,557.86 and 1,042,519,517.98
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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.