Home / 738,056,632.68-1,107,095,679.90-192,798,225

Finding the Fourth Proportional to 738,056,632.68, 1,107,095,679.90 and 192,798,225

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Solution

The fourth proportional to 738,056,632.68, 1,107,095,679.90 and 192,798,225 is: 289,200,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,056,632.68 : 1,107,095,679.90 = 192,798,225 : x
  2. Step 2: Convert to fraction form
    738,056,632.68/1,107,095,679.90 = 192,798,225/x
  3. Step 3: Cross multiply
    738,056,632.68x = 1,107,095,679.90 × 192,798,225
  4. Step 4: Simplify right side
    738,056,632.68x = 213,446,081,989,888,192
  5. Step 5: Solve for x
    x = 213,446,081,989,888,192/738,056,632.68
  6. Step 6: Final answer
    x = 289,200,140.67

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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.