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Finding the Third Proportional to 4,217,429,883 and 8,783,933,940

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Solution

The third proportional to 4,217,429,883 and 8,783,933,940 is: 18,294,908,890.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217,429,883 : 8,783,933,940 = 8,783,933,940 : x
  2. Step 2: Convert to fraction form
    4,217,429,883/8,783,933,940 = 8,783,933,940/x
  3. Step 3: Cross multiply
    4,217,429,883x = 8,783,933,940 × 8,783,933,940
  4. Step 4: Simplify right side
    4,217,429,883x = 77,157,495,462,283,919,360
  5. Step 5: Solve for x
    x = 77,157,495,462,283,919,360/4,217,429,883
  6. Step 6: Final answer
    x = 18,294,908,890.67

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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.