Home / 64,655,008,010.70-96,982,512,016.05-38,207,102,628.30

Finding the Fourth Proportional to 64,655,008,010.70, 96,982,512,016.05 and 38,207,102,628.30

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Solution

The fourth proportional to 64,655,008,010.70, 96,982,512,016.05 and 38,207,102,628.30 is: 57,310,653,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,655,008,010.70 : 96,982,512,016.05 = 38,207,102,628.30 : x
  2. Step 2: Convert to fraction form
    64,655,008,010.70/96,982,512,016.05 = 38,207,102,628.30/x
  3. Step 3: Cross multiply
    64,655,008,010.70x = 96,982,512,016.05 × 38,207,102,628.30
  4. Step 4: Simplify right side
    64,655,008,010.70x = 3,705,420,789,747,560,742,912
  5. Step 5: Solve for x
    x = 3,705,420,789,747,560,742,912/64,655,008,010.70
  6. Step 6: Final answer
    x = 57,310,653,942.45

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Double scale
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Similar ratio
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1.5x scale

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.