Home / 3,390,988,969.71-5,086,725,592.41-903,836,869.02

Finding the Fourth Proportional to 3,390,988,969.71, 5,086,725,592.41 and 903,836,869.02

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Solution

The fourth proportional to 3,390,988,969.71, 5,086,725,592.41 and 903,836,869.02 is: 1,355,819,843.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,988,969.71 : 5,086,725,592.41 = 903,836,869.02 : x
  2. Step 2: Convert to fraction form
    3,390,988,969.71/5,086,725,592.41 = 903,836,869.02/x
  3. Step 3: Cross multiply
    3,390,988,969.71x = 5,086,725,592.41 × 903,836,869.02
  4. Step 4: Simplify right side
    3,390,988,969.71x = 4,597,570,133,007,758,848
  5. Step 5: Solve for x
    x = 4,597,570,133,007,758,848/3,390,988,969.71
  6. Step 6: Final answer
    x = 1,355,819,843.14

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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.