Home / 1,427,249,272.60-2,140,873,908.90-1,330,394,150.35

Finding the Fourth Proportional to 1,427,249,272.60, 2,140,873,908.90 and 1,330,394,150.35

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Solution

The fourth proportional to 1,427,249,272.60, 2,140,873,908.90 and 1,330,394,150.35 is: 1,995,591,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,249,272.60 : 2,140,873,908.90 = 1,330,394,150.35 : x
  2. Step 2: Convert to fraction form
    1,427,249,272.60/2,140,873,908.90 = 1,330,394,150.35/x
  3. Step 3: Cross multiply
    1,427,249,272.60x = 2,140,873,908.90 × 1,330,394,150.35
  4. Step 4: Simplify right side
    1,427,249,272.60x = 2,848,206,125,037,498,880
  5. Step 5: Solve for x
    x = 2,848,206,125,037,498,880/1,427,249,272.60
  6. Step 6: Final answer
    x = 1,995,591,225.53

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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.