Home / 152,494,190.26-210,443,362.41-82,879,736.02

Finding the Fourth Proportional to 152,494,190.26, 210,443,362.41 and 82,879,736.02

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Solution

The fourth proportional to 152,494,190.26, 210,443,362.41 and 82,879,736.02 is: 114,374,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,494,190.26 : 210,443,362.41 = 82,879,736.02 : x
  2. Step 2: Convert to fraction form
    152,494,190.26/210,443,362.41 = 82,879,736.02/x
  3. Step 3: Cross multiply
    152,494,190.26x = 210,443,362.41 × 82,879,736.02
  4. Step 4: Simplify right side
    152,494,190.26x = 17,441,490,323,701,990
  5. Step 5: Solve for x
    x = 17,441,490,323,701,990/152,494,190.26
  6. Step 6: Final answer
    x = 114,374,785.65

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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.