Home / 11,784,009,487.21-16,261,702,582.99-6,431,608,220.83

Finding the Fourth Proportional to 11,784,009,487.21, 16,261,702,582.99 and 6,431,608,220.83

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Solution

The fourth proportional to 11,784,009,487.21, 16,261,702,582.99 and 6,431,608,220.83 is: 8,875,493,534.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784,009,487.21 : 16,261,702,582.99 = 6,431,608,220.83 : x
  2. Step 2: Convert to fraction form
    11,784,009,487.21/16,261,702,582.99 = 6,431,608,220.83/x
  3. Step 3: Cross multiply
    11,784,009,487.21x = 16,261,702,582.99 × 6,431,608,220.83
  4. Step 4: Simplify right side
    11,784,009,487.21x = 104,588,900,017,378,131,968
  5. Step 5: Solve for x
    x = 104,588,900,017,378,131,968/11,784,009,487.21
  6. Step 6: Final answer
    x = 8,875,493,534.77

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Double scale
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1.5x scale

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.