Home / 4,783,215,998.40-7,174,823,997.60-4,347,009,225.60

Finding the Fourth Proportional to 4,783,215,998.40, 7,174,823,997.60 and 4,347,009,225.60

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Solution

The fourth proportional to 4,783,215,998.40, 7,174,823,997.60 and 4,347,009,225.60 is: 6,520,513,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783,215,998.40 : 7,174,823,997.60 = 4,347,009,225.60 : x
  2. Step 2: Convert to fraction form
    4,783,215,998.40/7,174,823,997.60 = 4,347,009,225.60/x
  3. Step 3: Cross multiply
    4,783,215,998.40x = 7,174,823,997.60 × 4,347,009,225.60
  4. Step 4: Simplify right side
    4,783,215,998.40x = 31,189,026,109,623,476,224
  5. Step 5: Solve for x
    x = 31,189,026,109,623,476,224/4,783,215,998.40
  6. Step 6: Final answer
    x = 6,520,513,838.40

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Double scale
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Similar ratio
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1.5x scale

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.