Home / 171,076,136.80-256,624,035.60-49,926,287.20

Finding the Fourth Proportional to 171,076,136.80, 256,624,035.60 and 49,926,287.20

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Solution

The fourth proportional to 171,076,136.80, 256,624,035.60 and 49,926,287.20 is: 74,892,299.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,076,136.80 : 256,624,035.60 = 49,926,287.20 : x
  2. Step 2: Convert to fraction form
    171,076,136.80/256,624,035.60 = 49,926,287.20/x
  3. Step 3: Cross multiply
    171,076,136.80x = 256,624,035.60 × 49,926,287.20
  4. Step 4: Simplify right side
    171,076,136.80x = 12,812,285,303,788,624
  5. Step 5: Solve for x
    x = 12,812,285,303,788,624/171,076,136.80
  6. Step 6: Final answer
    x = 74,892,299.67

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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.