Home / 66,603,707,541-143,822,890,966.50

Finding the Third Proportional to 66,603,707,541 and 143,822,890,966.50

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Solution

The third proportional to 66,603,707,541 and 143,822,890,966.50 is: 310,568,656,455.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,603,707,541 : 143,822,890,966.50 = 143,822,890,966.50 : x
  2. Step 2: Convert to fraction form
    66,603,707,541/143,822,890,966.50 = 143,822,890,966.50/x
  3. Step 3: Cross multiply
    66,603,707,541x = 143,822,890,966.50 × 143,822,890,966.50
  4. Step 4: Simplify right side
    66,603,707,541x = 20,685,023,965,961,747,693,568
  5. Step 5: Solve for x
    x = 20,685,023,965,961,747,693,568/66,603,707,541
  6. Step 6: Final answer
    x = 310,568,656,455.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.