Home / 1,203,800,811,118.60-1,661,245,390,505-662,477,532,863.31

Finding the Fourth Proportional to 1,203,800,811,118.60, 1,661,245,390,505 and 662,477,532,863.31

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Solution

The fourth proportional to 1,203,800,811,118.60, 1,661,245,390,505 and 662,477,532,863.31 is: 914,219,144,577.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,800,811,118.60 : 1,661,245,390,505 = 662,477,532,863.31 : x
  2. Step 2: Convert to fraction form
    1,203,800,811,118.60/1,661,245,390,505 = 662,477,532,863.31/x
  3. Step 3: Cross multiply
    1,203,800,811,118.60x = 1,661,245,390,505 × 662,477,532,863.31
  4. Step 4: Simplify right side
    1,203,800,811,118.60x = 1,100,537,747,782,298,505,314,304
  5. Step 5: Solve for x
    x = 1,100,537,747,782,298,505,314,304/1,203,800,811,118.60
  6. Step 6: Final answer
    x = 914,219,144,577.29

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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.