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Finding the Third Proportional to 19,107,735,421 and 28,495,903,041

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Solution

The third proportional to 19,107,735,421 and 28,495,903,041 is: 42,496,741,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107,735,421 : 28,495,903,041 = 28,495,903,041 : x
  2. Step 2: Convert to fraction form
    19,107,735,421/28,495,903,041 = 28,495,903,041/x
  3. Step 3: Cross multiply
    19,107,735,421x = 28,495,903,041 × 28,495,903,041
  4. Step 4: Simplify right side
    19,107,735,421x = 812,016,490,122,073,079,808
  5. Step 5: Solve for x
    x = 812,016,490,122,073,079,808/19,107,735,421
  6. Step 6: Final answer
    x = 42,496,741,357.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.