Home / 168,339,938.70-252,509,908.05-163,301,090.70

Finding the Fourth Proportional to 168,339,938.70, 252,509,908.05 and 163,301,090.70

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Solution

The fourth proportional to 168,339,938.70, 252,509,908.05 and 163,301,090.70 is: 244,951,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,339,938.70 : 252,509,908.05 = 163,301,090.70 : x
  2. Step 2: Convert to fraction form
    168,339,938.70/252,509,908.05 = 163,301,090.70/x
  3. Step 3: Cross multiply
    168,339,938.70x = 252,509,908.05 × 163,301,090.70
  4. Step 4: Simplify right side
    168,339,938.70x = 41,235,143,397,121,712
  5. Step 5: Solve for x
    x = 41,235,143,397,121,712/168,339,938.70
  6. Step 6: Final answer
    x = 244,951,636.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.