Home / 143,337,238.18-213,959,440.94-122,997,662.51

Finding the Fourth Proportional to 143,337,238.18, 213,959,440.94 and 122,997,662.51

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Solution

The fourth proportional to 143,337,238.18, 213,959,440.94 and 122,997,662.51 is: 183,598,564.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,337,238.18 : 213,959,440.94 = 122,997,662.51 : x
  2. Step 2: Convert to fraction form
    143,337,238.18/213,959,440.94 = 122,997,662.51/x
  3. Step 3: Cross multiply
    143,337,238.18x = 213,959,440.94 × 122,997,662.51
  4. Step 4: Simplify right side
    143,337,238.18x = 26,316,511,105,881,612
  5. Step 5: Solve for x
    x = 26,316,511,105,881,612/143,337,238.18
  6. Step 6: Final answer
    x = 183,598,564.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.