Home / 3,640,947,150.36-5,024,515,801.52-1,970,214,219.48

Finding the Fourth Proportional to 3,640,947,150.36, 5,024,515,801.52 and 1,970,214,219.48

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Solution

The fourth proportional to 3,640,947,150.36, 5,024,515,801.52 and 1,970,214,219.48 is: 2,718,900,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,947,150.36 : 5,024,515,801.52 = 1,970,214,219.48 : x
  2. Step 2: Convert to fraction form
    3,640,947,150.36/5,024,515,801.52 = 1,970,214,219.48/x
  3. Step 3: Cross multiply
    3,640,947,150.36x = 5,024,515,801.52 × 1,970,214,219.48
  4. Step 4: Simplify right side
    3,640,947,150.36x = 9,899,372,478,156,654,592
  5. Step 5: Solve for x
    x = 9,899,372,478,156,654,592/3,640,947,150.36
  6. Step 6: Final answer
    x = 2,718,900,349.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.