Home / 2,189,348,167.40-3,279,443,742.30-1,025,809,735.40

Finding the Fourth Proportional to 2,189,348,167.40, 3,279,443,742.30 and 1,025,809,735.40

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Solution

The fourth proportional to 2,189,348,167.40, 3,279,443,742.30 and 1,025,809,735.40 is: 1,536,569,362.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,348,167.40 : 3,279,443,742.30 = 1,025,809,735.40 : x
  2. Step 2: Convert to fraction form
    2,189,348,167.40/3,279,443,742.30 = 1,025,809,735.40/x
  3. Step 3: Cross multiply
    2,189,348,167.40x = 3,279,443,742.30 × 1,025,809,735.40
  4. Step 4: Simplify right side
    2,189,348,167.40x = 3,364,085,317,547,949,056
  5. Step 5: Solve for x
    x = 3,364,085,317,547,949,056/2,189,348,167.40
  6. Step 6: Final answer
    x = 1,536,569,362.35

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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.