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Finding the Fourth Proportional to 274,158,566.07, 411,232,542.03 and 66,898,325.67

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Solution

The fourth proportional to 274,158,566.07, 411,232,542.03 and 66,898,325.67 is: 100,346,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,158,566.07 : 411,232,542.03 = 66,898,325.67 : x
  2. Step 2: Convert to fraction form
    274,158,566.07/411,232,542.03 = 66,898,325.67/x
  3. Step 3: Cross multiply
    274,158,566.07x = 411,232,542.03 × 66,898,325.67
  4. Step 4: Simplify right side
    274,158,566.07x = 27,510,768,522,824,900
  5. Step 5: Solve for x
    x = 27,510,768,522,824,900/274,158,566.07
  6. Step 6: Final answer
    x = 100,346,193.51

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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.