Home / 14,459,881,936.71-21,679,920,996.87-7,363,628,485.41

Finding the Fourth Proportional to 14,459,881,936.71, 21,679,920,996.87 and 7,363,628,485.41

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Solution

The fourth proportional to 14,459,881,936.71, 21,679,920,996.87 and 7,363,628,485.41 is: 11,040,400,226.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459,881,936.71 : 21,679,920,996.87 = 7,363,628,485.41 : x
  2. Step 2: Convert to fraction form
    14,459,881,936.71/21,679,920,996.87 = 7,363,628,485.41/x
  3. Step 3: Cross multiply
    14,459,881,936.71x = 21,679,920,996.87 × 7,363,628,485.41
  4. Step 4: Simplify right side
    14,459,881,936.71x = 159,642,883,813,990,268,928
  5. Step 5: Solve for x
    x = 159,642,883,813,990,268,928/14,459,881,936.71
  6. Step 6: Final answer
    x = 11,040,400,226.83

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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.