Home / 70,939,428.75-152,818,231.50

Finding the Third Proportional to 70,939,428.75 and 152,818,231.50

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Solution

The third proportional to 70,939,428.75 and 152,818,231.50 is: 329,202,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,939,428.75 : 152,818,231.50 = 152,818,231.50 : x
  2. Step 2: Convert to fraction form
    70,939,428.75/152,818,231.50 = 152,818,231.50/x
  3. Step 3: Cross multiply
    70,939,428.75x = 152,818,231.50 × 152,818,231.50
  4. Step 4: Simplify right side
    70,939,428.75x = 23,353,411,878,787,592
  5. Step 5: Solve for x
    x = 23,353,411,878,787,592/70,939,428.75
  6. Step 6: Final answer
    x = 329,202,141.75

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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.