Home / 1,878,702,403.82-2,592,538,290.05-1,043,380,782.81

Finding the Fourth Proportional to 1,878,702,403.82, 2,592,538,290.05 and 1,043,380,782.81

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Solution

The fourth proportional to 1,878,702,403.82, 2,592,538,290.05 and 1,043,380,782.81 is: 1,439,826,033.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,702,403.82 : 2,592,538,290.05 = 1,043,380,782.81 : x
  2. Step 2: Convert to fraction form
    1,878,702,403.82/2,592,538,290.05 = 1,043,380,782.81/x
  3. Step 3: Cross multiply
    1,878,702,403.82x = 2,592,538,290.05 × 1,043,380,782.81
  4. Step 4: Simplify right side
    1,878,702,403.82x = 2,705,004,630,532,050,944
  5. Step 5: Solve for x
    x = 2,705,004,630,532,050,944/1,878,702,403.82
  6. Step 6: Final answer
    x = 1,439,826,033.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.