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Finding the Third Proportional to 191,303,808 and 268,437,168

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Solution

The third proportional to 191,303,808 and 268,437,168 is: 376,670,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,303,808 : 268,437,168 = 268,437,168 : x
  2. Step 2: Convert to fraction form
    191,303,808/268,437,168 = 268,437,168/x
  3. Step 3: Cross multiply
    191,303,808x = 268,437,168 × 268,437,168
  4. Step 4: Simplify right side
    191,303,808x = 72,058,513,163,860,224
  5. Step 5: Solve for x
    x = 72,058,513,163,860,224/191,303,808
  6. Step 6: Final answer
    x = 376,670,563.53

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.