Home / 412,920,876,661.40-619,381,314,992.07-412,920,876,661.40

Finding the Fourth Proportional to 412,920,876,661.40, 619,381,314,992.07 and 412,920,876,661.40

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Solution

The fourth proportional to 412,920,876,661.40, 619,381,314,992.07 and 412,920,876,661.40 is: 619,381,314,992.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,920,876,661.40 : 619,381,314,992.07 = 412,920,876,661.40 : x
  2. Step 2: Convert to fraction form
    412,920,876,661.40/619,381,314,992.07 = 412,920,876,661.40/x
  3. Step 3: Cross multiply
    412,920,876,661.40x = 619,381,314,992.07 × 412,920,876,661.40
  4. Step 4: Simplify right side
    412,920,876,661.40x = 255,755,475,574,216,263,204,864
  5. Step 5: Solve for x
    x = 255,755,475,574,216,263,204,864/412,920,876,661.40
  6. Step 6: Final answer
    x = 619,381,314,992.07

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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.