Home / 5,439,613,209.20-8,140,608,114.60-3,260,143,487.60

Finding the Fourth Proportional to 5,439,613,209.20, 8,140,608,114.60 and 3,260,143,487.60

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Solution

The fourth proportional to 5,439,613,209.20, 8,140,608,114.60 and 3,260,143,487.60 is: 4,878,940,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,613,209.20 : 8,140,608,114.60 = 3,260,143,487.60 : x
  2. Step 2: Convert to fraction form
    5,439,613,209.20/8,140,608,114.60 = 3,260,143,487.60/x
  3. Step 3: Cross multiply
    5,439,613,209.20x = 8,140,608,114.60 × 3,260,143,487.60
  4. Step 4: Simplify right side
    5,439,613,209.20x = 26,539,550,529,916,903,424
  5. Step 5: Solve for x
    x = 26,539,550,529,916,903,424/5,439,613,209.20
  6. Step 6: Final answer
    x = 4,878,940,746.20

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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.