Home / 243,025,544.23-335,376,273.69-131,516,390.48

Finding the Fourth Proportional to 243,025,544.23, 335,376,273.69 and 131,516,390.48

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Solution

The fourth proportional to 243,025,544.23, 335,376,273.69 and 131,516,390.48 is: 181,493,172.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,025,544.23 : 335,376,273.69 = 131,516,390.48 : x
  2. Step 2: Convert to fraction form
    243,025,544.23/335,376,273.69 = 131,516,390.48/x
  3. Step 3: Cross multiply
    243,025,544.23x = 335,376,273.69 × 131,516,390.48
  4. Step 4: Simplify right side
    243,025,544.23x = 44,107,476,966,664,504
  5. Step 5: Solve for x
    x = 44,107,476,966,664,504/243,025,544.23
  6. Step 6: Final answer
    x = 181,493,172.28

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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.