Home / 3,149,291,665.60-4,723,937,498.40-2,980,931,156.80

Finding the Fourth Proportional to 3,149,291,665.60, 4,723,937,498.40 and 2,980,931,156.80

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Solution

The fourth proportional to 3,149,291,665.60, 4,723,937,498.40 and 2,980,931,156.80 is: 4,471,396,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,291,665.60 : 4,723,937,498.40 = 2,980,931,156.80 : x
  2. Step 2: Convert to fraction form
    3,149,291,665.60/4,723,937,498.40 = 2,980,931,156.80/x
  3. Step 3: Cross multiply
    3,149,291,665.60x = 4,723,937,498.40 × 2,980,931,156.80
  4. Step 4: Simplify right side
    3,149,291,665.60x = 14,081,732,471,756,410,880
  5. Step 5: Solve for x
    x = 14,081,732,471,756,410,880/3,149,291,665.60
  6. Step 6: Final answer
    x = 4,471,396,735.20

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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.