Home / 1,762,215,738.67-2,643,624,753.06-726,510,450.43

Finding the Fourth Proportional to 1,762,215,738.67, 2,643,624,753.06 and 726,510,450.43

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Solution

The fourth proportional to 1,762,215,738.67, 2,643,624,753.06 and 726,510,450.43 is: 1,089,889,829.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,215,738.67 : 2,643,624,753.06 = 726,510,450.43 : x
  2. Step 2: Convert to fraction form
    1,762,215,738.67/2,643,624,753.06 = 726,510,450.43/x
  3. Step 3: Cross multiply
    1,762,215,738.67x = 2,643,624,753.06 × 726,510,450.43
  4. Step 4: Simplify right side
    1,762,215,738.67x = 1,920,621,010,117,227,776
  5. Step 5: Solve for x
    x = 1,920,621,010,117,227,776/1,762,215,738.67
  6. Step 6: Final answer
    x = 1,089,889,829.02

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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.