Home / 2,940,883,478.10-4,411,325,217.15-2,920,476,143.70

Finding the Fourth Proportional to 2,940,883,478.10, 4,411,325,217.15 and 2,920,476,143.70

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Solution

The fourth proportional to 2,940,883,478.10, 4,411,325,217.15 and 2,920,476,143.70 is: 4,380,714,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,883,478.10 : 4,411,325,217.15 = 2,920,476,143.70 : x
  2. Step 2: Convert to fraction form
    2,940,883,478.10/4,411,325,217.15 = 2,920,476,143.70/x
  3. Step 3: Cross multiply
    2,940,883,478.10x = 4,411,325,217.15 × 2,920,476,143.70
  4. Step 4: Simplify right side
    2,940,883,478.10x = 12,883,170,058,788,794,368
  5. Step 5: Solve for x
    x = 12,883,170,058,788,794,368/2,940,883,478.10
  6. Step 6: Final answer
    x = 4,380,714,215.55

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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.