Home / 2,068,678,850.90-3,103,018,276.35-1,293,200,143.70

Finding the Fourth Proportional to 2,068,678,850.90, 3,103,018,276.35 and 1,293,200,143.70

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Solution

The fourth proportional to 2,068,678,850.90, 3,103,018,276.35 and 1,293,200,143.70 is: 1,939,800,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,678,850.90 : 3,103,018,276.35 = 1,293,200,143.70 : x
  2. Step 2: Convert to fraction form
    2,068,678,850.90/3,103,018,276.35 = 1,293,200,143.70/x
  3. Step 3: Cross multiply
    2,068,678,850.90x = 3,103,018,276.35 × 1,293,200,143.70
  4. Step 4: Simplify right side
    2,068,678,850.90x = 4,012,823,680,879,546,368
  5. Step 5: Solve for x
    x = 4,012,823,680,879,546,368/2,068,678,850.90
  6. Step 6: Final answer
    x = 1,939,800,215.55

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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.