Home / 1,586,451,614.40-2,379,677,421.60-965,665,540.80

Finding the Fourth Proportional to 1,586,451,614.40, 2,379,677,421.60 and 965,665,540.80

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Solution

The fourth proportional to 1,586,451,614.40, 2,379,677,421.60 and 965,665,540.80 is: 1,448,498,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,451,614.40 : 2,379,677,421.60 = 965,665,540.80 : x
  2. Step 2: Convert to fraction form
    1,586,451,614.40/2,379,677,421.60 = 965,665,540.80/x
  3. Step 3: Cross multiply
    1,586,451,614.40x = 2,379,677,421.60 × 965,665,540.80
  4. Step 4: Simplify right side
    1,586,451,614.40x = 2,297,972,484,258,913,280
  5. Step 5: Solve for x
    x = 2,297,972,484,258,913,280/1,586,451,614.40
  6. Step 6: Final answer
    x = 1,448,498,311.20

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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.