Home / 12,692,862,412.71-19,039,374,751.81-3,729,015,013.17

Finding the Fourth Proportional to 12,692,862,412.71, 19,039,374,751.81 and 3,729,015,013.17

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Solution

The fourth proportional to 12,692,862,412.71, 19,039,374,751.81 and 3,729,015,013.17 is: 5,593,546,355.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692,862,412.71 : 19,039,374,751.81 = 3,729,015,013.17 : x
  2. Step 2: Convert to fraction form
    12,692,862,412.71/19,039,374,751.81 = 3,729,015,013.17/x
  3. Step 3: Cross multiply
    12,692,862,412.71x = 19,039,374,751.81 × 3,729,015,013.17
  4. Step 4: Simplify right side
    12,692,862,412.71x = 70,998,114,290,936,037,376
  5. Step 5: Solve for x
    x = 70,998,114,290,936,037,376/12,692,862,412.71
  6. Step 6: Final answer
    x = 5,593,546,355.61

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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.