Home / 18,432,294,879.67-25,436,611,149.88-9,974,209,417.09

Finding the Fourth Proportional to 18,432,294,879.67, 25,436,611,149.88 and 9,974,209,417.09

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Solution

The fourth proportional to 18,432,294,879.67, 25,436,611,149.88 and 9,974,209,417.09 is: 13,764,432,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432,294,879.67 : 25,436,611,149.88 = 9,974,209,417.09 : x
  2. Step 2: Convert to fraction form
    18,432,294,879.67/25,436,611,149.88 = 9,974,209,417.09/x
  3. Step 3: Cross multiply
    18,432,294,879.67x = 25,436,611,149.88 × 9,974,209,417.09
  4. Step 4: Simplify right side
    18,432,294,879.67x = 253,710,086,469,989,597,184
  5. Step 5: Solve for x
    x = 253,710,086,469,989,597,184/18,432,294,879.67
  6. Step 6: Final answer
    x = 13,764,432,922.01

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1.5x scale

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.