Home / 231,787,010,665.60-347,680,515,998.40-74,768,444,828.80

Finding the Fourth Proportional to 231,787,010,665.60, 347,680,515,998.40 and 74,768,444,828.80

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Solution

The fourth proportional to 231,787,010,665.60, 347,680,515,998.40 and 74,768,444,828.80 is: 112,152,667,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,010,665.60 : 347,680,515,998.40 = 74,768,444,828.80 : x
  2. Step 2: Convert to fraction form
    231,787,010,665.60/347,680,515,998.40 = 74,768,444,828.80/x
  3. Step 3: Cross multiply
    231,787,010,665.60x = 347,680,515,998.40 × 74,768,444,828.80
  4. Step 4: Simplify right side
    231,787,010,665.60x = 25,995,531,478,475,089,117,184
  5. Step 5: Solve for x
    x = 25,995,531,478,475,089,117,184/231,787,010,665.60
  6. Step 6: Final answer
    x = 112,152,667,243.20

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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.