Home / 683,619,188.40-1,025,428,795.56-166,046,141.52

Finding the Fourth Proportional to 683,619,188.40, 1,025,428,795.56 and 166,046,141.52

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Solution

The fourth proportional to 683,619,188.40, 1,025,428,795.56 and 166,046,141.52 is: 249,069,215.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,619,188.40 : 1,025,428,795.56 = 166,046,141.52 : x
  2. Step 2: Convert to fraction form
    683,619,188.40/1,025,428,795.56 = 166,046,141.52/x
  3. Step 3: Cross multiply
    683,619,188.40x = 1,025,428,795.56 × 166,046,141.52
  4. Step 4: Simplify right side
    683,619,188.40x = 170,268,494,906,238,912
  5. Step 5: Solve for x
    x = 170,268,494,906,238,912/683,619,188.40
  6. Step 6: Final answer
    x = 249,069,215.43

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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.