Home / 258,099,246.25-387,148,517.93-119,849,255.64

Finding the Fourth Proportional to 258,099,246.25, 387,148,517.93 and 119,849,255.64

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Solution

The fourth proportional to 258,099,246.25, 387,148,517.93 and 119,849,255.64 is: 179,773,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,099,246.25 : 387,148,517.93 = 119,849,255.64 : x
  2. Step 2: Convert to fraction form
    258,099,246.25/387,148,517.93 = 119,849,255.64/x
  3. Step 3: Cross multiply
    258,099,246.25x = 387,148,517.93 × 119,849,255.64
  4. Step 4: Simplify right side
    258,099,246.25x = 46,399,461,696,339,320
  5. Step 5: Solve for x
    x = 46,399,461,696,339,320/258,099,246.25
  6. Step 6: Final answer
    x = 179,773,720.27

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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.