Home / 163,385,296.92-225,468,923.22-89,046,736.92

Finding the Fourth Proportional to 163,385,296.92, 225,468,923.22 and 89,046,736.92

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Solution

The fourth proportional to 163,385,296.92, 225,468,923.22 and 89,046,736.92 is: 122,882,978.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,385,296.92 : 225,468,923.22 = 89,046,736.92 : x
  2. Step 2: Convert to fraction form
    163,385,296.92/225,468,923.22 = 89,046,736.92/x
  3. Step 3: Cross multiply
    163,385,296.92x = 225,468,923.22 × 89,046,736.92
  4. Step 4: Simplify right side
    163,385,296.92x = 20,077,271,889,607,020
  5. Step 5: Solve for x
    x = 20,077,271,889,607,020/163,385,296.92
  6. Step 6: Final answer
    x = 122,882,978.26

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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.