Home / 1,112,464,133.10-1,668,961,920.15-336,117,405.60

Finding the Fourth Proportional to 1,112,464,133.10, 1,668,961,920.15 and 336,117,405.60

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Solution

The fourth proportional to 1,112,464,133.10, 1,668,961,920.15 and 336,117,405.60 is: 504,256,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,464,133.10 : 1,668,961,920.15 = 336,117,405.60 : x
  2. Step 2: Convert to fraction form
    1,112,464,133.10/1,668,961,920.15 = 336,117,405.60/x
  3. Step 3: Cross multiply
    1,112,464,133.10x = 1,668,961,920.15 × 336,117,405.60
  4. Step 4: Simplify right side
    1,112,464,133.10x = 560,967,150,646,012,416
  5. Step 5: Solve for x
    x = 560,967,150,646,012,416/1,112,464,133.10
  6. Step 6: Final answer
    x = 504,256,392.59

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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.