Home / 1,203,739,802.80-1,805,609,704.20-1,077,469,421.20

Finding the Fourth Proportional to 1,203,739,802.80, 1,805,609,704.20 and 1,077,469,421.20

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Solution

The fourth proportional to 1,203,739,802.80, 1,805,609,704.20 and 1,077,469,421.20 is: 1,616,204,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,739,802.80 : 1,805,609,704.20 = 1,077,469,421.20 : x
  2. Step 2: Convert to fraction form
    1,203,739,802.80/1,805,609,704.20 = 1,077,469,421.20/x
  3. Step 3: Cross multiply
    1,203,739,802.80x = 1,805,609,704.20 × 1,077,469,421.20
  4. Step 4: Simplify right side
    1,203,739,802.80x = 1,945,489,242,897,477,376
  5. Step 5: Solve for x
    x = 1,945,489,242,897,477,376/1,203,739,802.80
  6. Step 6: Final answer
    x = 1,616,204,131.80

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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.