Home / 18,432,294,890.33-25,436,611,164.59-9,974,209,427.75

Finding the Fourth Proportional to 18,432,294,890.33, 25,436,611,164.59 and 9,974,209,427.75

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Solution

The fourth proportional to 18,432,294,890.33, 25,436,611,164.59 and 9,974,209,427.75 is: 13,764,432,936.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432,294,890.33 : 25,436,611,164.59 = 9,974,209,427.75 : x
  2. Step 2: Convert to fraction form
    18,432,294,890.33/25,436,611,164.59 = 9,974,209,427.75/x
  3. Step 3: Cross multiply
    18,432,294,890.33x = 25,436,611,164.59 × 9,974,209,427.75
  4. Step 4: Simplify right side
    18,432,294,890.33x = 253,710,086,887,687,454,720
  5. Step 5: Solve for x
    x = 253,710,086,887,687,454,720/18,432,294,890.33
  6. Step 6: Final answer
    x = 13,764,432,936.72

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Double scale
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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.