Home / 217,984,539.34-300,816,468.32-118,865,035.56

Finding the Fourth Proportional to 217,984,539.34, 300,816,468.32 and 118,865,035.56

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Solution

The fourth proportional to 217,984,539.34, 300,816,468.32 and 118,865,035.56 is: 164,032,551.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,984,539.34 : 300,816,468.32 = 118,865,035.56 : x
  2. Step 2: Convert to fraction form
    217,984,539.34/300,816,468.32 = 118,865,035.56/x
  3. Step 3: Cross multiply
    217,984,539.34x = 300,816,468.32 × 118,865,035.56
  4. Step 4: Simplify right side
    217,984,539.34x = 35,756,560,203,890,412
  5. Step 5: Solve for x
    x = 35,756,560,203,890,412/217,984,539.34
  6. Step 6: Final answer
    x = 164,032,551.63

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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.