Home / 5,648,942,990.10-8,457,290,171.55-5,648,942,990.10

Finding the Fourth Proportional to 5,648,942,990.10, 8,457,290,171.55 and 5,648,942,990.10

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Solution

The fourth proportional to 5,648,942,990.10, 8,457,290,171.55 and 5,648,942,990.10 is: 8,457,290,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648,942,990.10 : 8,457,290,171.55 = 5,648,942,990.10 : x
  2. Step 2: Convert to fraction form
    5,648,942,990.10/8,457,290,171.55 = 5,648,942,990.10/x
  3. Step 3: Cross multiply
    5,648,942,990.10x = 8,457,290,171.55 × 5,648,942,990.10
  4. Step 4: Simplify right side
    5,648,942,990.10x = 47,774,750,029,819,002,880
  5. Step 5: Solve for x
    x = 47,774,750,029,819,002,880/5,648,942,990.10
  6. Step 6: Final answer
    x = 8,457,290,171.55

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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.