Home / 149,033,917.73-205,666,815.95-82,952,993.45

Finding the Fourth Proportional to 149,033,917.73, 205,666,815.95 and 82,952,993.45

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Solution

The fourth proportional to 149,033,917.73, 205,666,815.95 and 82,952,993.45 is: 114,475,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,033,917.73 : 205,666,815.95 = 82,952,993.45 : x
  2. Step 2: Convert to fraction form
    149,033,917.73/205,666,815.95 = 82,952,993.45/x
  3. Step 3: Cross multiply
    149,033,917.73x = 205,666,815.95 × 82,952,993.45
  4. Step 4: Simplify right side
    149,033,917.73x = 17,060,678,034,939,604
  5. Step 5: Solve for x
    x = 17,060,678,034,939,604/149,033,917.73
  6. Step 6: Final answer
    x = 114,475,136.23

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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.