Home / 7,118,640,004.20-10,677,960,006.30-4,209,097,194.60

Finding the Fourth Proportional to 7,118,640,004.20, 10,677,960,006.30 and 4,209,097,194.60

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Solution

The fourth proportional to 7,118,640,004.20, 10,677,960,006.30 and 4,209,097,194.60 is: 6,313,645,791.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,640,004.20 : 10,677,960,006.30 = 4,209,097,194.60 : x
  2. Step 2: Convert to fraction form
    7,118,640,004.20/10,677,960,006.30 = 4,209,097,194.60/x
  3. Step 3: Cross multiply
    7,118,640,004.20x = 10,677,960,006.30 × 4,209,097,194.60
  4. Step 4: Simplify right side
    7,118,640,004.20x = 44,944,571,506,568,323,072
  5. Step 5: Solve for x
    x = 44,944,571,506,568,323,072/7,118,640,004.20
  6. Step 6: Final answer
    x = 6,313,645,791.90

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Similar ratio
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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.