Home / 7,108,171,595.58-9,809,585,149.27-3,936,355,512.06

Finding the Fourth Proportional to 7,108,171,595.58, 9,809,585,149.27 and 3,936,355,512.06

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Solution

The fourth proportional to 7,108,171,595.58, 9,809,585,149.27 and 3,936,355,512.06 is: 5,432,341,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,171,595.58 : 9,809,585,149.27 = 3,936,355,512.06 : x
  2. Step 2: Convert to fraction form
    7,108,171,595.58/9,809,585,149.27 = 3,936,355,512.06/x
  3. Step 3: Cross multiply
    7,108,171,595.58x = 9,809,585,149.27 × 3,936,355,512.06
  4. Step 4: Simplify right side
    7,108,171,595.58x = 38,614,014,573,312,647,168
  5. Step 5: Solve for x
    x = 38,614,014,573,312,647,168/7,108,171,595.58
  6. Step 6: Final answer
    x = 5,432,341,362.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.