Home / 11,532,446,165.70-15,915,961,889.73-7,016,645,809.62

Finding the Fourth Proportional to 11,532,446,165.70, 15,915,961,889.73 and 7,016,645,809.62

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Solution

The fourth proportional to 11,532,446,165.70, 15,915,961,889.73 and 7,016,645,809.62 is: 9,683,692,921.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532,446,165.70 : 15,915,961,889.73 = 7,016,645,809.62 : x
  2. Step 2: Convert to fraction form
    11,532,446,165.70/15,915,961,889.73 = 7,016,645,809.62/x
  3. Step 3: Cross multiply
    11,532,446,165.70x = 15,915,961,889.73 × 7,016,645,809.62
  4. Step 4: Simplify right side
    11,532,446,165.70x = 111,676,667,299,645,620,224
  5. Step 5: Solve for x
    x = 111,676,667,299,645,620,224/11,532,446,165.70
  6. Step 6: Final answer
    x = 9,683,692,921.26

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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.