Home / 3,129,124,660,809.70-4,693,686,991,214.60-1,119,083,851,747.30

Finding the Fourth Proportional to 3,129,124,660,809.70, 4,693,686,991,214.60 and 1,119,083,851,747.30

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Solution

The fourth proportional to 3,129,124,660,809.70, 4,693,686,991,214.60 and 1,119,083,851,747.30 is: 1,678,625,777,620.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,124,660,809.70 : 4,693,686,991,214.60 = 1,119,083,851,747.30 : x
  2. Step 2: Convert to fraction form
    3,129,124,660,809.70/4,693,686,991,214.60 = 1,119,083,851,747.30/x
  3. Step 3: Cross multiply
    3,129,124,660,809.70x = 4,693,686,991,214.60 × 1,119,083,851,747.30
  4. Step 4: Simplify right side
    3,129,124,660,809.70x = 5,252,629,317,024,630,077,128,704
  5. Step 5: Solve for x
    x = 5,252,629,317,024,630,077,128,704/3,129,124,660,809.70
  6. Step 6: Final answer
    x = 1,678,625,777,620.97

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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.