Home / 400,567,003.46-600,795,959.63-105,437,409.56

Finding the Fourth Proportional to 400,567,003.46, 600,795,959.63 and 105,437,409.56

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Solution

The fourth proportional to 400,567,003.46, 600,795,959.63 and 105,437,409.56 is: 158,141,756.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,567,003.46 : 600,795,959.63 = 105,437,409.56 : x
  2. Step 2: Convert to fraction form
    400,567,003.46/600,795,959.63 = 105,437,409.56/x
  3. Step 3: Cross multiply
    400,567,003.46x = 600,795,959.63 × 105,437,409.56
  4. Step 4: Simplify right side
    400,567,003.46x = 63,346,369,659,267,128
  5. Step 5: Solve for x
    x = 63,346,369,659,267,128/400,567,003.46
  6. Step 6: Final answer
    x = 158,141,756.84

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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.