Home / 1,076,556,318.76-1,485,648,370.92-581,519,245.96

Finding the Fourth Proportional to 1,076,556,318.76, 1,485,648,370.92 and 581,519,245.96

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Solution

The fourth proportional to 1,076,556,318.76, 1,485,648,370.92 and 581,519,245.96 is: 802,496,911.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,556,318.76 : 1,485,648,370.92 = 581,519,245.96 : x
  2. Step 2: Convert to fraction form
    1,076,556,318.76/1,485,648,370.92 = 581,519,245.96/x
  3. Step 3: Cross multiply
    1,076,556,318.76x = 1,485,648,370.92 × 581,519,245.96
  4. Step 4: Simplify right side
    1,076,556,318.76x = 863,933,120,419,100,928
  5. Step 5: Solve for x
    x = 863,933,120,419,100,928/1,076,556,318.76
  6. Step 6: Final answer
    x = 802,496,911.09

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Double scale
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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.