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Finding the Third Proportional to 79,706,349 and 130,153,290.75

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Solution

The third proportional to 79,706,349 and 130,153,290.75 is: 212,528,604.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,706,349 : 130,153,290.75 = 130,153,290.75 : x
  2. Step 2: Convert to fraction form
    79,706,349/130,153,290.75 = 130,153,290.75/x
  3. Step 3: Cross multiply
    79,706,349x = 130,153,290.75 × 130,153,290.75
  4. Step 4: Simplify right side
    79,706,349x = 16,939,879,093,054,036
  5. Step 5: Solve for x
    x = 16,939,879,093,054,036/79,706,349
  6. Step 6: Final answer
    x = 212,528,604.13

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.