Home / 105,322,611.42-157,927,110.21-47,783,490.30

Finding the Fourth Proportional to 105,322,611.42, 157,927,110.21 and 47,783,490.30

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Solution

The fourth proportional to 105,322,611.42, 157,927,110.21 and 47,783,490.30 is: 71,649,462.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,322,611.42 : 157,927,110.21 = 47,783,490.30 : x
  2. Step 2: Convert to fraction form
    105,322,611.42/157,927,110.21 = 47,783,490.30/x
  3. Step 3: Cross multiply
    105,322,611.42x = 157,927,110.21 × 47,783,490.30
  4. Step 4: Simplify right side
    105,322,611.42x = 7,546,308,538,826,566
  5. Step 5: Solve for x
    x = 7,546,308,538,826,566/105,322,611.42
  6. Step 6: Final answer
    x = 71,649,462.89

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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.