Home / 105,415,866.40-158,109,219.60-32,682,661.60

Finding the Fourth Proportional to 105,415,866.40, 158,109,219.60 and 32,682,661.60

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Solution

The fourth proportional to 105,415,866.40, 158,109,219.60 and 32,682,661.60 is: 49,019,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,415,866.40 : 158,109,219.60 = 32,682,661.60 : x
  2. Step 2: Convert to fraction form
    105,415,866.40/158,109,219.60 = 32,682,661.60/x
  3. Step 3: Cross multiply
    105,415,866.40x = 158,109,219.60 × 32,682,661.60
  4. Step 4: Simplify right side
    105,415,866.40x = 5,167,430,120,026,887
  5. Step 5: Solve for x
    x = 5,167,430,120,026,887/105,415,866.40
  6. Step 6: Final answer
    x = 49,019,472.08

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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.