Home / 118,319,942.90-177,489,076.26-39,536,723.36

Finding the Fourth Proportional to 118,319,942.90, 177,489,076.26 and 39,536,723.36

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Solution

The fourth proportional to 118,319,942.90, 177,489,076.26 and 39,536,723.36 is: 59,308,146.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,319,942.90 : 177,489,076.26 = 39,536,723.36 : x
  2. Step 2: Convert to fraction form
    118,319,942.90/177,489,076.26 = 39,536,723.36/x
  3. Step 3: Cross multiply
    118,319,942.90x = 177,489,076.26 × 39,536,723.36
  4. Step 4: Simplify right side
    118,319,942.90x = 7,017,336,507,513,563
  5. Step 5: Solve for x
    x = 7,017,336,507,513,563/118,319,942.90
  6. Step 6: Final answer
    x = 59,308,146.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.