Home / 664,271,486.90-996,407,230.35-172,983,806.90

Finding the Fourth Proportional to 664,271,486.90, 996,407,230.35 and 172,983,806.90

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Solution

The fourth proportional to 664,271,486.90, 996,407,230.35 and 172,983,806.90 is: 259,475,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,271,486.90 : 996,407,230.35 = 172,983,806.90 : x
  2. Step 2: Convert to fraction form
    664,271,486.90/996,407,230.35 = 172,983,806.90/x
  3. Step 3: Cross multiply
    664,271,486.90x = 996,407,230.35 × 172,983,806.90
  4. Step 4: Simplify right side
    664,271,486.90x = 172,362,315,928,628,224
  5. Step 5: Solve for x
    x = 172,362,315,928,628,224/664,271,486.90
  6. Step 6: Final answer
    x = 259,475,710.35

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Double scale
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Similar ratio
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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.