Home / 248,068,482-342,334,505.16-138,086,176.56

Finding the Fourth Proportional to 248,068,482, 342,334,505.16 and 138,086,176.56

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Solution

The fourth proportional to 248,068,482, 342,334,505.16 and 138,086,176.56 is: 190,558,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,068,482 : 342,334,505.16 = 138,086,176.56 : x
  2. Step 2: Convert to fraction form
    248,068,482/342,334,505.16 = 138,086,176.56/x
  3. Step 3: Cross multiply
    248,068,482x = 342,334,505.16 × 138,086,176.56
  4. Step 4: Simplify right side
    248,068,482x = 47,271,662,922,103,992
  5. Step 5: Solve for x
    x = 47,271,662,922,103,992/248,068,482
  6. Step 6: Final answer
    x = 190,558,923.65

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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.