Home / 49,946,139,089.72-74,889,289,715.34-15,896,962,766.78

Finding the Fourth Proportional to 49,946,139,089.72, 74,889,289,715.34 and 15,896,962,766.78

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Solution

The fourth proportional to 49,946,139,089.72, 74,889,289,715.34 and 15,896,962,766.78 is: 23,835,921,493.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,946,139,089.72 : 74,889,289,715.34 = 15,896,962,766.78 : x
  2. Step 2: Convert to fraction form
    49,946,139,089.72/74,889,289,715.34 = 15,896,962,766.78/x
  3. Step 3: Cross multiply
    49,946,139,089.72x = 74,889,289,715.34 × 15,896,962,766.78
  4. Step 4: Simplify right side
    49,946,139,089.72x = 1,190,512,250,235,360,378,880
  5. Step 5: Solve for x
    x = 1,190,512,250,235,360,378,880/49,946,139,089.72
  6. Step 6: Final answer
    x = 23,835,921,493.29

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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.