Home / 284,148,271.20-426,096,435.60-130,715,349.60

Finding the Fourth Proportional to 284,148,271.20, 426,096,435.60 and 130,715,349.60

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Solution

The fourth proportional to 284,148,271.20, 426,096,435.60 and 130,715,349.60 is: 196,015,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,148,271.20 : 426,096,435.60 = 130,715,349.60 : x
  2. Step 2: Convert to fraction form
    284,148,271.20/426,096,435.60 = 130,715,349.60/x
  3. Step 3: Cross multiply
    284,148,271.20x = 426,096,435.60 × 130,715,349.60
  4. Step 4: Simplify right side
    284,148,271.20x = 55,697,344,542,767,888
  5. Step 5: Solve for x
    x = 55,697,344,542,767,888/284,148,271.20
  6. Step 6: Final answer
    x = 196,015,074.48

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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.