Home / 1,773,100,142.80-2,659,408,769.40-463,104,638.80

Finding the Fourth Proportional to 1,773,100,142.80, 2,659,408,769.40 and 463,104,638.80

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Solution

The fourth proportional to 1,773,100,142.80, 2,659,408,769.40 and 463,104,638.80 is: 694,593,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,100,142.80 : 2,659,408,769.40 = 463,104,638.80 : x
  2. Step 2: Convert to fraction form
    1,773,100,142.80/2,659,408,769.40 = 463,104,638.80/x
  3. Step 3: Cross multiply
    1,773,100,142.80x = 2,659,408,769.40 × 463,104,638.80
  4. Step 4: Simplify right side
    1,773,100,142.80x = 1,231,584,537,574,539,520
  5. Step 5: Solve for x
    x = 1,231,584,537,574,539,520/1,773,100,142.80
  6. Step 6: Final answer
    x = 694,593,896.78

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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.