Home / 11,998,745,299.28-17,991,556,817.40-9,527,480,876.40

Finding the Fourth Proportional to 11,998,745,299.28, 17,991,556,817.40 and 9,527,480,876.40

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Solution

The fourth proportional to 11,998,745,299.28, 17,991,556,817.40 and 9,527,480,876.40 is: 14,286,011,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998,745,299.28 : 17,991,556,817.40 = 9,527,480,876.40 : x
  2. Step 2: Convert to fraction form
    11,998,745,299.28/17,991,556,817.40 = 9,527,480,876.40/x
  3. Step 3: Cross multiply
    11,998,745,299.28x = 17,991,556,817.40 × 9,527,480,876.40
  4. Step 4: Simplify right side
    11,998,745,299.28x = 171,414,213,514,442,539,008
  5. Step 5: Solve for x
    x = 171,414,213,514,442,539,008/11,998,745,299.28
  6. Step 6: Final answer
    x = 14,286,011,515.28

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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.