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Finding the Third Proportional to 18,593,196 and 40,478,808

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Solution

The third proportional to 18,593,196 and 40,478,808 is: 88,125,457.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,593,196 : 40,478,808 = 40,478,808 : x
  2. Step 2: Convert to fraction form
    18,593,196/40,478,808 = 40,478,808/x
  3. Step 3: Cross multiply
    18,593,196x = 40,478,808 × 40,478,808
  4. Step 4: Simplify right side
    18,593,196x = 1,638,533,897,100,864
  5. Step 5: Solve for x
    x = 1,638,533,897,100,864/18,593,196
  6. Step 6: Final answer
    x = 88,125,457.14

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.