Home / 122,090,534.37-168,484,898.87-67,089,933.81

Finding the Fourth Proportional to 122,090,534.37, 168,484,898.87 and 67,089,933.81

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Solution

The fourth proportional to 122,090,534.37, 168,484,898.87 and 67,089,933.81 is: 92,584,087.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,090,534.37 : 168,484,898.87 = 67,089,933.81 : x
  2. Step 2: Convert to fraction form
    122,090,534.37/168,484,898.87 = 67,089,933.81/x
  3. Step 3: Cross multiply
    122,090,534.37x = 168,484,898.87 × 67,089,933.81
  4. Step 4: Simplify right side
    122,090,534.37x = 11,303,640,713,172,844
  5. Step 5: Solve for x
    x = 11,303,640,713,172,844/122,090,534.37
  6. Step 6: Final answer
    x = 92,584,087.47

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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.