Home / 308,097,078,208.41-425,174,468,104.58-170,919,907,989.52

Finding the Fourth Proportional to 308,097,078,208.41, 425,174,468,104.58 and 170,919,907,989.52

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Solution

The fourth proportional to 308,097,078,208.41, 425,174,468,104.58 and 170,919,907,989.52 is: 235,869,750,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,097,078,208.41 : 425,174,468,104.58 = 170,919,907,989.52 : x
  2. Step 2: Convert to fraction form
    308,097,078,208.41/425,174,468,104.58 = 170,919,907,989.52/x
  3. Step 3: Cross multiply
    308,097,078,208.41x = 425,174,468,104.58 × 170,919,907,989.52
  4. Step 4: Simplify right side
    308,097,078,208.41x = 72,670,780,967,927,913,906,176
  5. Step 5: Solve for x
    x = 72,670,780,967,927,913,906,176/308,097,078,208.41
  6. Step 6: Final answer
    x = 235,869,750,503.67

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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.