Home / 1,427,249,229.60-2,140,873,844.40-1,330,394,107.35

Finding the Fourth Proportional to 1,427,249,229.60, 2,140,873,844.40 and 1,330,394,107.35

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Solution

The fourth proportional to 1,427,249,229.60, 2,140,873,844.40 and 1,330,394,107.35 is: 1,995,591,161.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,249,229.60 : 2,140,873,844.40 = 1,330,394,107.35 : x
  2. Step 2: Convert to fraction form
    1,427,249,229.60/2,140,873,844.40 = 1,330,394,107.35/x
  3. Step 3: Cross multiply
    1,427,249,229.60x = 2,140,873,844.40 × 1,330,394,107.35
  4. Step 4: Simplify right side
    1,427,249,229.60x = 2,848,205,947,169,500,672
  5. Step 5: Solve for x
    x = 2,848,205,947,169,500,672/1,427,249,229.60
  6. Step 6: Final answer
    x = 1,995,591,161.03

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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.