Home / 2,690,420,486.40-4,035,630,729.60-1,450,674,921.60

Finding the Fourth Proportional to 2,690,420,486.40, 4,035,630,729.60 and 1,450,674,921.60

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Solution

The fourth proportional to 2,690,420,486.40, 4,035,630,729.60 and 1,450,674,921.60 is: 2,176,012,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,420,486.40 : 4,035,630,729.60 = 1,450,674,921.60 : x
  2. Step 2: Convert to fraction form
    2,690,420,486.40/4,035,630,729.60 = 1,450,674,921.60/x
  3. Step 3: Cross multiply
    2,690,420,486.40x = 4,035,630,729.60 × 1,450,674,921.60
  4. Step 4: Simplify right side
    2,690,420,486.40x = 5,854,388,292,269,030,400
  5. Step 5: Solve for x
    x = 5,854,388,292,269,030,400/2,690,420,486.40
  6. Step 6: Final answer
    x = 2,176,012,382.40

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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.