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Finding the Third Proportional to 1,660,980,603.38 and 3,920,901,303.94

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Solution

The third proportional to 1,660,980,603.38 and 3,920,901,303.94 is: 9,255,657,172.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,980,603.38 : 3,920,901,303.94 = 3,920,901,303.94 : x
  2. Step 2: Convert to fraction form
    1,660,980,603.38/3,920,901,303.94 = 3,920,901,303.94/x
  3. Step 3: Cross multiply
    1,660,980,603.38x = 3,920,901,303.94 × 3,920,901,303.94
  4. Step 4: Simplify right side
    1,660,980,603.38x = 15,373,467,035,218,788,352
  5. Step 5: Solve for x
    x = 15,373,467,035,218,788,352/1,660,980,603.38
  6. Step 6: Final answer
    x = 9,255,657,172.62

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These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.