Home / 76,257,297.45-105,235,818.44-41,449,966.31

Finding the Fourth Proportional to 76,257,297.45, 105,235,818.44 and 41,449,966.31

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Solution

The fourth proportional to 76,257,297.45, 105,235,818.44 and 41,449,966.31 is: 57,201,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,257,297.45 : 105,235,818.44 = 41,449,966.31 : x
  2. Step 2: Convert to fraction form
    76,257,297.45/105,235,818.44 = 41,449,966.31/x
  3. Step 3: Cross multiply
    76,257,297.45x = 105,235,818.44 × 41,449,966.31
  4. Step 4: Simplify right side
    76,257,297.45x = 4,362,021,128,999,116.50
  5. Step 5: Solve for x
    x = 4,362,021,128,999,116.50/76,257,297.45
  6. Step 6: Final answer
    x = 57,201,360.06

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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.