Home / 148,030,060.32-204,302,861.76-85,294,147.44

Finding the Fourth Proportional to 148,030,060.32, 204,302,861.76 and 85,294,147.44

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Solution

The fourth proportional to 148,030,060.32, 204,302,861.76 and 85,294,147.44 is: 117,718,241.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,030,060.32 : 204,302,861.76 = 85,294,147.44 : x
  2. Step 2: Convert to fraction form
    148,030,060.32/204,302,861.76 = 85,294,147.44/x
  3. Step 3: Cross multiply
    148,030,060.32x = 204,302,861.76 × 85,294,147.44
  4. Step 4: Simplify right side
    148,030,060.32x = 17,425,838,413,371,376
  5. Step 5: Solve for x
    x = 17,425,838,413,371,376/148,030,060.32
  6. Step 6: Final answer
    x = 117,718,241.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.