Home / 310,123,258.04-427,990,185.24-177,969,824.84

Finding the Fourth Proportional to 310,123,258.04, 427,990,185.24 and 177,969,824.84

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Solution

The fourth proportional to 310,123,258.04, 427,990,185.24 and 177,969,824.84 is: 245,609,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,123,258.04 : 427,990,185.24 = 177,969,824.84 : x
  2. Step 2: Convert to fraction form
    310,123,258.04/427,990,185.24 = 177,969,824.84/x
  3. Step 3: Cross multiply
    310,123,258.04x = 427,990,185.24 × 177,969,824.84
  4. Step 4: Simplify right side
    310,123,258.04x = 76,169,338,300,401,952
  5. Step 5: Solve for x
    x = 76,169,338,300,401,952/310,123,258.04
  6. Step 6: Final answer
    x = 245,609,886.80

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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.