Home / 197,214,575.96-272,161,169.16-118,903,150.64

Finding the Fourth Proportional to 197,214,575.96, 272,161,169.16 and 118,903,150.64

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Solution

The fourth proportional to 197,214,575.96, 272,161,169.16 and 118,903,150.64 is: 164,089,395.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,214,575.96 : 272,161,169.16 = 118,903,150.64 : x
  2. Step 2: Convert to fraction form
    197,214,575.96/272,161,169.16 = 118,903,150.64/x
  3. Step 3: Cross multiply
    197,214,575.96x = 272,161,169.16 × 118,903,150.64
  4. Step 4: Simplify right side
    197,214,575.96x = 32,360,820,494,990,004
  5. Step 5: Solve for x
    x = 32,360,820,494,990,004/197,214,575.96
  6. Step 6: Final answer
    x = 164,089,395.21

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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.