Home / 562,021,097.72-775,598,256.84-307,698,180.33

Finding the Fourth Proportional to 562,021,097.72, 775,598,256.84 and 307,698,180.33

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Solution

The fourth proportional to 562,021,097.72, 775,598,256.84 and 307,698,180.33 is: 424,628,493.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,021,097.72 : 775,598,256.84 = 307,698,180.33 : x
  2. Step 2: Convert to fraction form
    562,021,097.72/775,598,256.84 = 307,698,180.33/x
  3. Step 3: Cross multiply
    562,021,097.72x = 775,598,256.84 × 307,698,180.33
  4. Step 4: Simplify right side
    562,021,097.72x = 238,650,172,296,787,968
  5. Step 5: Solve for x
    x = 238,650,172,296,787,968/562,021,097.72
  6. Step 6: Final answer
    x = 424,628,493.96

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