Home / 550,018,994,096.15-759,026,246,852.60-306,143,212,982.82

Finding the Fourth Proportional to 550,018,994,096.15, 759,026,246,852.60 and 306,143,212,982.82

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Solution

The fourth proportional to 550,018,994,096.15, 759,026,246,852.60 and 306,143,212,982.82 is: 422,477,653,397.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,018,994,096.15 : 759,026,246,852.60 = 306,143,212,982.82 : x
  2. Step 2: Convert to fraction form
    550,018,994,096.15/759,026,246,852.60 = 306,143,212,982.82/x
  3. Step 3: Cross multiply
    550,018,994,096.15x = 759,026,246,852.60 × 306,143,212,982.82
  4. Step 4: Simplify right side
    550,018,994,096.15x = 232,370,733,949,746,019,303,424
  5. Step 5: Solve for x
    x = 232,370,733,949,746,019,303,424/550,018,994,096.15
  6. Step 6: Final answer
    x = 422,477,653,397.41

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Double scale
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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.