Home / 2,800,640,247.80-4,200,960,371.70-1,349,452,023.80

Finding the Fourth Proportional to 2,800,640,247.80, 4,200,960,371.70 and 1,349,452,023.80

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Solution

The fourth proportional to 2,800,640,247.80, 4,200,960,371.70 and 1,349,452,023.80 is: 2,024,178,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,640,247.80 : 4,200,960,371.70 = 1,349,452,023.80 : x
  2. Step 2: Convert to fraction form
    2,800,640,247.80/4,200,960,371.70 = 1,349,452,023.80/x
  3. Step 3: Cross multiply
    2,800,640,247.80x = 4,200,960,371.70 × 1,349,452,023.80
  4. Step 4: Simplify right side
    2,800,640,247.80x = 5,668,994,475,494,164,480
  5. Step 5: Solve for x
    x = 5,668,994,475,494,164,480/2,800,640,247.80
  6. Step 6: Final answer
    x = 2,024,178,035.70

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Double scale
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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.