Home / 3,115,947,559.80-4,673,921,339.70-1,954,996,980.60

Finding the Fourth Proportional to 3,115,947,559.80, 4,673,921,339.70 and 1,954,996,980.60

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Solution

The fourth proportional to 3,115,947,559.80, 4,673,921,339.70 and 1,954,996,980.60 is: 2,932,495,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,947,559.80 : 4,673,921,339.70 = 1,954,996,980.60 : x
  2. Step 2: Convert to fraction form
    3,115,947,559.80/4,673,921,339.70 = 1,954,996,980.60/x
  3. Step 3: Cross multiply
    3,115,947,559.80x = 4,673,921,339.70 × 1,954,996,980.60
  4. Step 4: Simplify right side
    3,115,947,559.80x = 9,137,502,106,675,405,824
  5. Step 5: Solve for x
    x = 9,137,502,106,675,405,824/3,115,947,559.80
  6. Step 6: Final answer
    x = 2,932,495,470.90

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1.5x scale

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.