Home / 163,370,350.80-225,445,357.78-89,029,394.36

Finding the Fourth Proportional to 163,370,350.80, 225,445,357.78 and 89,029,394.36

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Solution

The fourth proportional to 163,370,350.80, 225,445,357.78 and 89,029,394.36 is: 122,857,443.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,370,350.80 : 225,445,357.78 = 89,029,394.36 : x
  2. Step 2: Convert to fraction form
    163,370,350.80/225,445,357.78 = 89,029,394.36/x
  3. Step 3: Cross multiply
    163,370,350.80x = 225,445,357.78 × 89,029,394.36
  4. Step 4: Simplify right side
    163,370,350.80x = 20,071,263,664,221,360
  5. Step 5: Solve for x
    x = 20,071,263,664,221,360/163,370,350.80
  6. Step 6: Final answer
    x = 122,857,443.63

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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.