Home / 341,168,427.20-511,438,758.40-185,494,743.68

Finding the Fourth Proportional to 341,168,427.20, 511,438,758.40 and 185,494,743.68

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Solution

The fourth proportional to 341,168,427.20, 511,438,758.40 and 185,494,743.68 is: 278,071,456.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,168,427.20 : 511,438,758.40 = 185,494,743.68 : x
  2. Step 2: Convert to fraction form
    341,168,427.20/511,438,758.40 = 185,494,743.68/x
  3. Step 3: Cross multiply
    341,168,427.20x = 511,438,758.40 × 185,494,743.68
  4. Step 4: Simplify right side
    341,168,427.20x = 94,869,201,397,425,440
  5. Step 5: Solve for x
    x = 94,869,201,397,425,440/341,168,427.20
  6. Step 6: Final answer
    x = 278,071,456.31

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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.