Home / 132,584,554,990.71-198,742,795,978.77-57,086,941,133.43

Finding the Fourth Proportional to 132,584,554,990.71, 198,742,795,978.77 and 57,086,941,133.43

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Solution

The fourth proportional to 132,584,554,990.71, 198,742,795,978.77 and 57,086,941,133.43 is: 85,572,699,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,584,554,990.71 : 198,742,795,978.77 = 57,086,941,133.43 : x
  2. Step 2: Convert to fraction form
    132,584,554,990.71/198,742,795,978.77 = 57,086,941,133.43/x
  3. Step 3: Cross multiply
    132,584,554,990.71x = 198,742,795,978.77 × 57,086,941,133.43
  4. Step 4: Simplify right side
    132,584,554,990.71x = 11,345,618,294,733,331,759,104
  5. Step 5: Solve for x
    x = 11,345,618,294,733,331,759,104/132,584,554,990.71
  6. Step 6: Final answer
    x = 85,572,699,591.81

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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.