Home / 68,054,361.94-93,898,877.22-38,683,382.62

Finding the Fourth Proportional to 68,054,361.94, 93,898,877.22 and 38,683,382.62

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Solution

The fourth proportional to 68,054,361.94, 93,898,877.22 and 38,683,382.62 is: 53,373,892.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054,361.94 : 93,898,877.22 = 38,683,382.62 : x
  2. Step 2: Convert to fraction form
    68,054,361.94/93,898,877.22 = 38,683,382.62/x
  3. Step 3: Cross multiply
    68,054,361.94x = 93,898,877.22 × 38,683,382.62
  4. Step 4: Simplify right side
    68,054,361.94x = 3,632,326,195,089,661.50
  5. Step 5: Solve for x
    x = 3,632,326,195,089,661.50/68,054,361.94
  6. Step 6: Final answer
    x = 53,373,892.45

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Why These Related Problems?

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