Home / 20,093,052,612.88-30,144,119,572.91-6,647,304,971.72

Finding the Fourth Proportional to 20,093,052,612.88, 30,144,119,572.91 and 6,647,304,971.72

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Solution

The fourth proportional to 20,093,052,612.88, 30,144,119,572.91 and 6,647,304,971.72 is: 9,972,459,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093,052,612.88 : 30,144,119,572.91 = 6,647,304,971.72 : x
  2. Step 2: Convert to fraction form
    20,093,052,612.88/30,144,119,572.91 = 6,647,304,971.72/x
  3. Step 3: Cross multiply
    20,093,052,612.88x = 30,144,119,572.91 × 6,647,304,971.72
  4. Step 4: Simplify right side
    20,093,052,612.88x = 200,377,155,904,971,210,752
  5. Step 5: Solve for x
    x = 200,377,155,904,971,210,752/20,093,052,612.88
  6. Step 6: Final answer
    x = 9,972,459,624.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.