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Finding the Third Proportional to 199,603,552 and 436,835,385

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Solution

The third proportional to 199,603,552 and 436,835,385 is: 956,020,830.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,603,552 : 436,835,385 = 436,835,385 : x
  2. Step 2: Convert to fraction form
    199,603,552/436,835,385 = 436,835,385/x
  3. Step 3: Cross multiply
    199,603,552x = 436,835,385 × 436,835,385
  4. Step 4: Simplify right side
    199,603,552x = 190,825,153,588,098,240
  5. Step 5: Solve for x
    x = 190,825,153,588,098,240/199,603,552
  6. Step 6: Final answer
    x = 956,020,830.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.