Home / 3,778,901,418.62-5,214,886,201.25-2,108,150,559.81

Finding the Fourth Proportional to 3,778,901,418.62, 5,214,886,201.25 and 2,108,150,559.81

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Solution

The fourth proportional to 3,778,901,418.62, 5,214,886,201.25 and 2,108,150,559.81 is: 2,909,249,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,901,418.62 : 5,214,886,201.25 = 2,108,150,559.81 : x
  2. Step 2: Convert to fraction form
    3,778,901,418.62/5,214,886,201.25 = 2,108,150,559.81/x
  3. Step 3: Cross multiply
    3,778,901,418.62x = 5,214,886,201.25 × 2,108,150,559.81
  4. Step 4: Simplify right side
    3,778,901,418.62x = 10,993,765,264,506,804,224
  5. Step 5: Solve for x
    x = 10,993,765,264,506,804,224/3,778,901,418.62
  6. Step 6: Final answer
    x = 2,909,249,024.16

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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.