Home / 2,122,364,002.02-2,928,873,942.09-1,230,819,327.78

Finding the Fourth Proportional to 2,122,364,002.02, 2,928,873,942.09 and 1,230,819,327.78

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Solution

The fourth proportional to 2,122,364,002.02, 2,928,873,942.09 and 1,230,819,327.78 is: 1,698,537,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,364,002.02 : 2,928,873,942.09 = 1,230,819,327.78 : x
  2. Step 2: Convert to fraction form
    2,122,364,002.02/2,928,873,942.09 = 1,230,819,327.78/x
  3. Step 3: Cross multiply
    2,122,364,002.02x = 2,928,873,942.09 × 1,230,819,327.78
  4. Step 4: Simplify right side
    2,122,364,002.02x = 3,604,914,656,555,572,736
  5. Step 5: Solve for x
    x = 3,604,914,656,555,572,736/2,122,364,002.02
  6. Step 6: Final answer
    x = 1,698,537,410.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.