Home / 190,053,007.62-262,273,150.56-103,132,879.62

Finding the Fourth Proportional to 190,053,007.62, 262,273,150.56 and 103,132,879.62

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Solution

The fourth proportional to 190,053,007.62, 262,273,150.56 and 103,132,879.62 is: 142,323,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,053,007.62 : 262,273,150.56 = 103,132,879.62 : x
  2. Step 2: Convert to fraction form
    190,053,007.62/262,273,150.56 = 103,132,879.62/x
  3. Step 3: Cross multiply
    190,053,007.62x = 262,273,150.56 × 103,132,879.62
  4. Step 4: Simplify right side
    190,053,007.62x = 27,048,985,264,262,616
  5. Step 5: Solve for x
    x = 27,048,985,264,262,616/190,053,007.62
  6. Step 6: Final answer
    x = 142,323,373.90

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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.