Home / 231,660,559.35-319,697,815.55-136,297,725.01

Finding the Fourth Proportional to 231,660,559.35, 319,697,815.55 and 136,297,725.01

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Solution

The fourth proportional to 231,660,559.35, 319,697,815.55 and 136,297,725.01 is: 188,094,533.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,660,559.35 : 319,697,815.55 = 136,297,725.01 : x
  2. Step 2: Convert to fraction form
    231,660,559.35/319,697,815.55 = 136,297,725.01/x
  3. Step 3: Cross multiply
    231,660,559.35x = 319,697,815.55 × 136,297,725.01
  4. Step 4: Simplify right side
    231,660,559.35x = 43,574,084,948,650,872
  5. Step 5: Solve for x
    x = 43,574,084,948,650,872/231,660,559.35
  6. Step 6: Final answer
    x = 188,094,533.96

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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.