Home / 339,976,352.60-509,964,528.90-109,968,687.80

Finding the Fourth Proportional to 339,976,352.60, 509,964,528.90 and 109,968,687.80

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Solution

The fourth proportional to 339,976,352.60, 509,964,528.90 and 109,968,687.80 is: 164,953,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,976,352.60 : 509,964,528.90 = 109,968,687.80 : x
  2. Step 2: Convert to fraction form
    339,976,352.60/509,964,528.90 = 109,968,687.80/x
  3. Step 3: Cross multiply
    339,976,352.60x = 509,964,528.90 × 109,968,687.80
  4. Step 4: Simplify right side
    339,976,352.60x = 56,080,130,067,678,176
  5. Step 5: Solve for x
    x = 56,080,130,067,678,176/339,976,352.60
  6. Step 6: Final answer
    x = 164,953,031.70

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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.