Home / 236,321,139.40-326,123,623.67-130,474,759.46

Finding the Fourth Proportional to 236,321,139.40, 326,123,623.67 and 130,474,759.46

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Solution

The fourth proportional to 236,321,139.40, 326,123,623.67 and 130,474,759.46 is: 180,055,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,321,139.40 : 326,123,623.67 = 130,474,759.46 : x
  2. Step 2: Convert to fraction form
    236,321,139.40/326,123,623.67 = 130,474,759.46/x
  3. Step 3: Cross multiply
    236,321,139.40x = 326,123,623.67 × 130,474,759.46
  4. Step 4: Simplify right side
    236,321,139.40x = 42,550,901,352,729,752
  5. Step 5: Solve for x
    x = 42,550,901,352,729,752/236,321,139.40
  6. Step 6: Final answer
    x = 180,055,417.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.