Home / 3,915,216,154.40-5,872,824,231.60-2,173,790,285.60

Finding the Fourth Proportional to 3,915,216,154.40, 5,872,824,231.60 and 2,173,790,285.60

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Solution

The fourth proportional to 3,915,216,154.40, 5,872,824,231.60 and 2,173,790,285.60 is: 3,260,685,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,216,154.40 : 5,872,824,231.60 = 2,173,790,285.60 : x
  2. Step 2: Convert to fraction form
    3,915,216,154.40/5,872,824,231.60 = 2,173,790,285.60/x
  3. Step 3: Cross multiply
    3,915,216,154.40x = 5,872,824,231.60 × 2,173,790,285.60
  4. Step 4: Simplify right side
    3,915,216,154.40x = 12,766,288,263,688,364,032
  5. Step 5: Solve for x
    x = 12,766,288,263,688,364,032/3,915,216,154.40
  6. Step 6: Final answer
    x = 3,260,685,428.40

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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.