Home / 783,905,770,798.20-1,081,646,356,781-436,667,408,409.44

Finding the Fourth Proportional to 783,905,770,798.20, 1,081,646,356,781 and 436,667,408,409.44

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Solution

The fourth proportional to 783,905,770,798.20, 1,081,646,356,781 and 436,667,408,409.44 is: 602,521,028,707.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,905,770,798.20 : 1,081,646,356,781 = 436,667,408,409.44 : x
  2. Step 2: Convert to fraction form
    783,905,770,798.20/1,081,646,356,781 = 436,667,408,409.44/x
  3. Step 3: Cross multiply
    783,905,770,798.20x = 1,081,646,356,781 × 436,667,408,409.44
  4. Step 4: Simplify right side
    783,905,770,798.20x = 472,319,711,431,071,776,112,640
  5. Step 5: Solve for x
    x = 472,319,711,431,071,776,112,640/783,905,770,798.20
  6. Step 6: Final answer
    x = 602,521,028,707.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.