Home / 295,644,477.02-407,992,021.81-163,494,365.06

Finding the Fourth Proportional to 295,644,477.02, 407,992,021.81 and 163,494,365.06

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Solution

The fourth proportional to 295,644,477.02, 407,992,021.81 and 163,494,365.06 is: 225,623,685.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,644,477.02 : 407,992,021.81 = 163,494,365.06 : x
  2. Step 2: Convert to fraction form
    295,644,477.02/407,992,021.81 = 163,494,365.06/x
  3. Step 3: Cross multiply
    295,644,477.02x = 407,992,021.81 × 163,494,365.06
  4. Step 4: Simplify right side
    295,644,477.02x = 66,704,396,552,514,192
  5. Step 5: Solve for x
    x = 66,704,396,552,514,192/295,644,477.02
  6. Step 6: Final answer
    x = 225,623,685.67

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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.