Home / 783,905,770,814.67-1,081,646,356,803.80-436,667,408,425.89

Finding the Fourth Proportional to 783,905,770,814.67, 1,081,646,356,803.80 and 436,667,408,425.89

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Solution

The fourth proportional to 783,905,770,814.67, 1,081,646,356,803.80 and 436,667,408,425.89 is: 602,521,028,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,905,770,814.67 : 1,081,646,356,803.80 = 436,667,408,425.89 : x
  2. Step 2: Convert to fraction form
    783,905,770,814.67/1,081,646,356,803.80 = 436,667,408,425.89/x
  3. Step 3: Cross multiply
    783,905,770,814.67x = 1,081,646,356,803.80 × 436,667,408,425.89
  4. Step 4: Simplify right side
    783,905,770,814.67x = 472,319,711,458,820,888,723,456
  5. Step 5: Solve for x
    x = 472,319,711,458,820,888,723,456/783,905,770,814.67
  6. Step 6: Final answer
    x = 602,521,028,730.23

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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.