Home / 1,188,910,066.44-1,782,658,616.56-452,033,910.32

Finding the Fourth Proportional to 1,188,910,066.44, 1,782,658,616.56 and 452,033,910.32

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Solution

The fourth proportional to 1,188,910,066.44, 1,782,658,616.56 and 452,033,910.32 is: 677,782,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,910,066.44 : 1,782,658,616.56 = 452,033,910.32 : x
  2. Step 2: Convert to fraction form
    1,188,910,066.44/1,782,658,616.56 = 452,033,910.32/x
  3. Step 3: Cross multiply
    1,188,910,066.44x = 1,782,658,616.56 × 452,033,910.32
  4. Step 4: Simplify right side
    1,188,910,066.44x = 805,822,145,209,258,240
  5. Step 5: Solve for x
    x = 805,822,145,209,258,240/1,188,910,066.44
  6. Step 6: Final answer
    x = 677,782,254.48

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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.