Home / 18,015,569,964.75-38,742,421,255.50

Finding the Third Proportional to 18,015,569,964.75 and 38,742,421,255.50

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Solution

The third proportional to 18,015,569,964.75 and 38,742,421,255.50 is: 83,315,443,678.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015,569,964.75 : 38,742,421,255.50 = 38,742,421,255.50 : x
  2. Step 2: Convert to fraction form
    18,015,569,964.75/38,742,421,255.50 = 38,742,421,255.50/x
  3. Step 3: Cross multiply
    18,015,569,964.75x = 38,742,421,255.50 × 38,742,421,255.50
  4. Step 4: Simplify right side
    18,015,569,964.75x = 1,500,975,204,738,618,097,664
  5. Step 5: Solve for x
    x = 1,500,975,204,738,618,097,664/18,015,569,964.75
  6. Step 6: Final answer
    x = 83,315,443,678.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.