Home / 71,742,475,095.75-154,131,764,432.25

Finding the Third Proportional to 71,742,475,095.75 and 154,131,764,432.25

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Solution

The third proportional to 71,742,475,095.75 and 154,131,764,432.25 is: 331,137,178,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,742,475,095.75 : 154,131,764,432.25 = 154,131,764,432.25 : x
  2. Step 2: Convert to fraction form
    71,742,475,095.75/154,131,764,432.25 = 154,131,764,432.25/x
  3. Step 3: Cross multiply
    71,742,475,095.75x = 154,131,764,432.25 × 154,131,764,432.25
  4. Step 4: Simplify right side
    71,742,475,095.75x = 23,756,600,806,998,607,396,864
  5. Step 5: Solve for x
    x = 23,756,600,806,998,607,396,864/71,742,475,095.75
  6. Step 6: Final answer
    x = 331,137,178,851.05

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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.