Home / 694,811,351.79-1,042,250,547.69-228,462,451.56

Finding the Fourth Proportional to 694,811,351.79, 1,042,250,547.69 and 228,462,451.56

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Solution

The fourth proportional to 694,811,351.79, 1,042,250,547.69 and 228,462,451.56 is: 342,704,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,811,351.79 : 1,042,250,547.69 = 228,462,451.56 : x
  2. Step 2: Convert to fraction form
    694,811,351.79/1,042,250,547.69 = 228,462,451.56/x
  3. Step 3: Cross multiply
    694,811,351.79x = 1,042,250,547.69 × 228,462,451.56
  4. Step 4: Simplify right side
    694,811,351.79x = 238,115,115,265,010,112
  5. Step 5: Solve for x
    x = 238,115,115,265,010,112/694,811,351.79
  6. Step 6: Final answer
    x = 342,704,699.13

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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.