Home / 197,718,712.80-295,980,872.40-173,830,840.80

Finding the Fourth Proportional to 197,718,712.80, 295,980,872.40 and 173,830,840.80

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Solution

The fourth proportional to 197,718,712.80, 295,980,872.40 and 173,830,840.80 is: 260,221,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,718,712.80 : 295,980,872.40 = 173,830,840.80 : x
  2. Step 2: Convert to fraction form
    197,718,712.80/295,980,872.40 = 173,830,840.80/x
  3. Step 3: Cross multiply
    197,718,712.80x = 295,980,872.40 × 173,830,840.80
  4. Step 4: Simplify right side
    197,718,712.80x = 51,450,603,910,009,512
  5. Step 5: Solve for x
    x = 51,450,603,910,009,512/197,718,712.80
  6. Step 6: Final answer
    x = 260,221,216.20

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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.