Home / 262,072,064.96-361,670,388-144,605,015.36

Finding the Fourth Proportional to 262,072,064.96, 361,670,388 and 144,605,015.36

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Solution

The fourth proportional to 262,072,064.96, 361,670,388 and 144,605,015.36 is: 199,560,956.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,072,064.96 : 361,670,388 = 144,605,015.36 : x
  2. Step 2: Convert to fraction form
    262,072,064.96/361,670,388 = 144,605,015.36/x
  3. Step 3: Cross multiply
    262,072,064.96x = 361,670,388 × 144,605,015.36
  4. Step 4: Simplify right side
    262,072,064.96x = 52,299,352,011,997,168
  5. Step 5: Solve for x
    x = 52,299,352,011,997,168/262,072,064.96
  6. Step 6: Final answer
    x = 199,560,956.72

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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.