Home / 1,403,910,333.90-1,939,414,290.42-1,121,281,706.26

Finding the Fourth Proportional to 1,403,910,333.90, 1,939,414,290.42 and 1,121,281,706.26

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Solution

The fourth proportional to 1,403,910,333.90, 1,939,414,290.42 and 1,121,281,706.26 is: 1,548,980,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,910,333.90 : 1,939,414,290.42 = 1,121,281,706.26 : x
  2. Step 2: Convert to fraction form
    1,403,910,333.90/1,939,414,290.42 = 1,121,281,706.26/x
  3. Step 3: Cross multiply
    1,403,910,333.90x = 1,939,414,290.42 × 1,121,281,706.26
  4. Step 4: Simplify right side
    1,403,910,333.90x = 2,174,629,764,707,164,928
  5. Step 5: Solve for x
    x = 2,174,629,764,707,164,928/1,403,910,333.90
  6. Step 6: Final answer
    x = 1,548,980,524.04

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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.