Home / 339,976,059.60-509,964,089.40-109,968,394.80

Finding the Fourth Proportional to 339,976,059.60, 509,964,089.40 and 109,968,394.80

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Solution

The fourth proportional to 339,976,059.60, 509,964,089.40 and 109,968,394.80 is: 164,952,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,976,059.60 : 509,964,089.40 = 109,968,394.80 : x
  2. Step 2: Convert to fraction form
    339,976,059.60/509,964,089.40 = 109,968,394.80/x
  3. Step 3: Cross multiply
    339,976,059.60x = 509,964,089.40 × 109,968,394.80
  4. Step 4: Simplify right side
    339,976,059.60x = 56,079,932,316,961,688
  5. Step 5: Solve for x
    x = 56,079,932,316,961,688/339,976,059.60
  6. Step 6: Final answer
    x = 164,952,592.20

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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.