Home / 190,052,896.32-262,272,996.90-103,132,768.32

Finding the Fourth Proportional to 190,052,896.32, 262,272,996.90 and 103,132,768.32

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Solution

The fourth proportional to 190,052,896.32, 262,272,996.90 and 103,132,768.32 is: 142,323,220.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,896.32 : 262,272,996.90 = 103,132,768.32 : x
  2. Step 2: Convert to fraction form
    190,052,896.32/262,272,996.90 = 103,132,768.32/x
  3. Step 3: Cross multiply
    190,052,896.32x = 262,272,996.90 × 103,132,768.32
  4. Step 4: Simplify right side
    190,052,896.32x = 27,048,940,225,879,776
  5. Step 5: Solve for x
    x = 27,048,940,225,879,776/190,052,896.32
  6. Step 6: Final answer
    x = 142,323,220.27

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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.