Home / 307,636,201.44-424,537,923.78-166,507,397.70

Finding the Fourth Proportional to 307,636,201.44, 424,537,923.78 and 166,507,397.70

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Solution

The fourth proportional to 307,636,201.44, 424,537,923.78 and 166,507,397.70 is: 229,780,190.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,636,201.44 : 424,537,923.78 = 166,507,397.70 : x
  2. Step 2: Convert to fraction form
    307,636,201.44/424,537,923.78 = 166,507,397.70/x
  3. Step 3: Cross multiply
    307,636,201.44x = 424,537,923.78 × 166,507,397.70
  4. Step 4: Simplify right side
    307,636,201.44x = 70,688,704,913,568,736
  5. Step 5: Solve for x
    x = 70,688,704,913,568,736/307,636,201.44
  6. Step 6: Final answer
    x = 229,780,190.31

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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.