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Finding the Third Proportional to 4,217,429,850 and 8,783,933,877

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Solution

The third proportional to 4,217,429,850 and 8,783,933,877 is: 18,294,908,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217,429,850 : 8,783,933,877 = 8,783,933,877 : x
  2. Step 2: Convert to fraction form
    4,217,429,850/8,783,933,877 = 8,783,933,877/x
  3. Step 3: Cross multiply
    4,217,429,850x = 8,783,933,877 × 8,783,933,877
  4. Step 4: Simplify right side
    4,217,429,850x = 77,157,494,355,508,248,576
  5. Step 5: Solve for x
    x = 77,157,494,355,508,248,576/4,217,429,850
  6. Step 6: Final answer
    x = 18,294,908,771.40

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.