Home / 1,339,370,457.60-2,009,093,477.28-370,022,073.60

Finding the Fourth Proportional to 1,339,370,457.60, 2,009,093,477.28 and 370,022,073.60

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Solution

The fourth proportional to 1,339,370,457.60, 2,009,093,477.28 and 370,022,073.60 is: 555,043,550.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,370,457.60 : 2,009,093,477.28 = 370,022,073.60 : x
  2. Step 2: Convert to fraction form
    1,339,370,457.60/2,009,093,477.28 = 370,022,073.60/x
  3. Step 3: Cross multiply
    1,339,370,457.60x = 2,009,093,477.28 × 370,022,073.60
  4. Step 4: Simplify right side
    1,339,370,457.60x = 743,408,934,519,380,096
  5. Step 5: Solve for x
    x = 743,408,934,519,380,096/1,339,370,457.60
  6. Step 6: Final answer
    x = 555,043,550.72

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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.