Home / 8,069,393,194.40-12,104,089,791.60-2,834,911,920.80

Finding the Fourth Proportional to 8,069,393,194.40, 12,104,089,791.60 and 2,834,911,920.80

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Solution

The fourth proportional to 8,069,393,194.40, 12,104,089,791.60 and 2,834,911,920.80 is: 4,252,367,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069,393,194.40 : 12,104,089,791.60 = 2,834,911,920.80 : x
  2. Step 2: Convert to fraction form
    8,069,393,194.40/12,104,089,791.60 = 2,834,911,920.80/x
  3. Step 3: Cross multiply
    8,069,393,194.40x = 12,104,089,791.60 × 2,834,911,920.80
  4. Step 4: Simplify right side
    8,069,393,194.40x = 34,314,028,440,640,430,080
  5. Step 5: Solve for x
    x = 34,314,028,440,640,430,080/8,069,393,194.40
  6. Step 6: Final answer
    x = 4,252,367,881.20

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Double scale
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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.