Home / 2,819,081,605.60-4,228,622,408.40-880,580,792.80

Finding the Fourth Proportional to 2,819,081,605.60, 4,228,622,408.40 and 880,580,792.80

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Solution

The fourth proportional to 2,819,081,605.60, 4,228,622,408.40 and 880,580,792.80 is: 1,320,871,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,081,605.60 : 4,228,622,408.40 = 880,580,792.80 : x
  2. Step 2: Convert to fraction form
    2,819,081,605.60/4,228,622,408.40 = 880,580,792.80/x
  3. Step 3: Cross multiply
    2,819,081,605.60x = 4,228,622,408.40 × 880,580,792.80
  4. Step 4: Simplify right side
    2,819,081,605.60x = 3,723,643,672,840,717,312
  5. Step 5: Solve for x
    x = 3,723,643,672,840,717,312/2,819,081,605.60
  6. Step 6: Final answer
    x = 1,320,871,189.20

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1.5x scale

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.