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Finding the Third Proportional to 191,923,308 and 417,922,776

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Solution

The third proportional to 191,923,308 and 417,922,776 is: 910,048,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,923,308 : 417,922,776 = 417,922,776 : x
  2. Step 2: Convert to fraction form
    191,923,308/417,922,776 = 417,922,776/x
  3. Step 3: Cross multiply
    191,923,308x = 417,922,776 × 417,922,776
  4. Step 4: Simplify right side
    191,923,308x = 174,659,446,699,546,176
  5. Step 5: Solve for x
    x = 174,659,446,699,546,176/191,923,308
  6. Step 6: Final answer
    x = 910,048,125.57

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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.