Home / 262,421,804.65-362,142,076.60-141,719,780.68

Finding the Fourth Proportional to 262,421,804.65, 362,142,076.60 and 141,719,780.68

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Solution

The fourth proportional to 262,421,804.65, 362,142,076.60 and 141,719,780.68 is: 195,573,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,421,804.65 : 362,142,076.60 = 141,719,780.68 : x
  2. Step 2: Convert to fraction form
    262,421,804.65/362,142,076.60 = 141,719,780.68/x
  3. Step 3: Cross multiply
    262,421,804.65x = 362,142,076.60 × 141,719,780.68
  4. Step 4: Simplify right side
    262,421,804.65x = 51,322,695,670,751,768
  5. Step 5: Solve for x
    x = 51,322,695,670,751,768/262,421,804.65
  6. Step 6: Final answer
    x = 195,573,289.88

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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.