Home / 231,484,009.73-348,611,721.60-210,821,583.65

Finding the Fourth Proportional to 231,484,009.73, 348,611,721.60 and 210,821,583.65

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Solution

The fourth proportional to 231,484,009.73, 348,611,721.60 and 210,821,583.65 is: 317,494,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,484,009.73 : 348,611,721.60 = 210,821,583.65 : x
  2. Step 2: Convert to fraction form
    231,484,009.73/348,611,721.60 = 210,821,583.65/x
  3. Step 3: Cross multiply
    231,484,009.73x = 348,611,721.60 × 210,821,583.65
  4. Step 4: Simplify right side
    231,484,009.73x = 73,494,875,224,921,856
  5. Step 5: Solve for x
    x = 73,494,875,224,921,856/231,484,009.73
  6. Step 6: Final answer
    x = 317,494,393.29

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.