Home / 885,358,956.34-1,328,325,771.68-263,579,566.48

Finding the Fourth Proportional to 885,358,956.34, 1,328,325,771.68 and 263,579,566.48

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Solution

The fourth proportional to 885,358,956.34, 1,328,325,771.68 and 263,579,566.48 is: 395,454,892.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,358,956.34 : 1,328,325,771.68 = 263,579,566.48 : x
  2. Step 2: Convert to fraction form
    885,358,956.34/1,328,325,771.68 = 263,579,566.48/x
  3. Step 3: Cross multiply
    885,358,956.34x = 1,328,325,771.68 × 263,579,566.48
  4. Step 4: Simplify right side
    885,358,956.34x = 350,119,531,040,963,968
  5. Step 5: Solve for x
    x = 350,119,531,040,963,968/885,358,956.34
  6. Step 6: Final answer
    x = 395,454,892.66

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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.