Home / 2,189,348,166.40-3,279,443,740.80-1,025,809,734.40

Finding the Fourth Proportional to 2,189,348,166.40, 3,279,443,740.80 and 1,025,809,734.40

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Solution

The fourth proportional to 2,189,348,166.40, 3,279,443,740.80 and 1,025,809,734.40 is: 1,536,569,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,348,166.40 : 3,279,443,740.80 = 1,025,809,734.40 : x
  2. Step 2: Convert to fraction form
    2,189,348,166.40/3,279,443,740.80 = 1,025,809,734.40/x
  3. Step 3: Cross multiply
    2,189,348,166.40x = 3,279,443,740.80 × 1,025,809,734.40
  4. Step 4: Simplify right side
    2,189,348,166.40x = 3,364,085,312,729,790,464
  5. Step 5: Solve for x
    x = 3,364,085,312,729,790,464/2,189,348,166.40
  6. Step 6: Final answer
    x = 1,536,569,360.85

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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.