Home / 335,893,359.12-463,534,987.31-187,223,907.09

Finding the Fourth Proportional to 335,893,359.12, 463,534,987.31 and 187,223,907.09

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Solution

The fourth proportional to 335,893,359.12, 463,534,987.31 and 187,223,907.09 is: 258,370,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,893,359.12 : 463,534,987.31 = 187,223,907.09 : x
  2. Step 2: Convert to fraction form
    335,893,359.12/463,534,987.31 = 187,223,907.09/x
  3. Step 3: Cross multiply
    335,893,359.12x = 463,534,987.31 × 187,223,907.09
  4. Step 4: Simplify right side
    335,893,359.12x = 86,784,831,396,155,648
  5. Step 5: Solve for x
    x = 86,784,831,396,155,648/335,893,359.12
  6. Step 6: Final answer
    x = 258,370,191.13

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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.