Home / 295,644,475.96-407,992,020.35-163,494,364.01

Finding the Fourth Proportional to 295,644,475.96, 407,992,020.35 and 163,494,364.01

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Solution

The fourth proportional to 295,644,475.96, 407,992,020.35 and 163,494,364.01 is: 225,623,684.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,644,475.96 : 407,992,020.35 = 163,494,364.01 : x
  2. Step 2: Convert to fraction form
    295,644,475.96/407,992,020.35 = 163,494,364.01/x
  3. Step 3: Cross multiply
    295,644,475.96x = 407,992,020.35 × 163,494,364.01
  4. Step 4: Simplify right side
    295,644,475.96x = 66,704,395,885,420,800
  5. Step 5: Solve for x
    x = 66,704,395,885,420,800/295,644,475.96
  6. Step 6: Final answer
    x = 225,623,684.22

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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.