Home / 101,528,706.08-140,111,242.44-55,118,923.04

Finding the Fourth Proportional to 101,528,706.08, 140,111,242.44 and 55,118,923.04

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Solution

The fourth proportional to 101,528,706.08, 140,111,242.44 and 55,118,923.04 is: 76,064,997.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,528,706.08 : 140,111,242.44 = 55,118,923.04 : x
  2. Step 2: Convert to fraction form
    101,528,706.08/140,111,242.44 = 55,118,923.04/x
  3. Step 3: Cross multiply
    101,528,706.08x = 140,111,242.44 × 55,118,923.04
  4. Step 4: Simplify right side
    101,528,706.08x = 7,722,780,789,089,142
  5. Step 5: Solve for x
    x = 7,722,780,789,089,142/101,528,706.08
  6. Step 6: Final answer
    x = 76,064,997.65

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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.