Home / 217,984,740.56-300,816,745.44-118,865,237.52

Finding the Fourth Proportional to 217,984,740.56, 300,816,745.44 and 118,865,237.52

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Solution

The fourth proportional to 217,984,740.56, 300,816,745.44 and 118,865,237.52 is: 164,032,830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,984,740.56 : 300,816,745.44 = 118,865,237.52 : x
  2. Step 2: Convert to fraction form
    217,984,740.56/300,816,745.44 = 118,865,237.52/x
  3. Step 3: Cross multiply
    217,984,740.56x = 300,816,745.44 × 118,865,237.52
  4. Step 4: Simplify right side
    217,984,740.56x = 35,756,653,896,718,976
  5. Step 5: Solve for x
    x = 35,756,653,896,718,976/217,984,740.56
  6. Step 6: Final answer
    x = 164,032,830.03

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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.