Home / 2,768,138,983.32-4,152,460,771.05-902,305,765.71

Finding the Fourth Proportional to 2,768,138,983.32, 4,152,460,771.05 and 902,305,765.71

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Solution

The fourth proportional to 2,768,138,983.32, 4,152,460,771.05 and 902,305,765.71 is: 1,353,540,887.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,138,983.32 : 4,152,460,771.05 = 902,305,765.71 : x
  2. Step 2: Convert to fraction form
    2,768,138,983.32/4,152,460,771.05 = 902,305,765.71/x
  3. Step 3: Cross multiply
    2,768,138,983.32x = 4,152,460,771.05 × 902,305,765.71
  4. Step 4: Simplify right side
    2,768,138,983.32x = 3,746,789,295,603,007,488
  5. Step 5: Solve for x
    x = 3,746,789,295,603,007,488/2,768,138,983.32
  6. Step 6: Final answer
    x = 1,353,540,887.28

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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.