Home / 163,385,297.92-225,468,924.60-89,046,737.92

Finding the Fourth Proportional to 163,385,297.92, 225,468,924.60 and 89,046,737.92

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Solution

The fourth proportional to 163,385,297.92, 225,468,924.60 and 89,046,737.92 is: 122,882,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,385,297.92 : 225,468,924.60 = 89,046,737.92 : x
  2. Step 2: Convert to fraction form
    163,385,297.92/225,468,924.60 = 89,046,737.92/x
  3. Step 3: Cross multiply
    163,385,297.92x = 225,468,924.60 × 89,046,737.92
  4. Step 4: Simplify right side
    163,385,297.92x = 20,077,272,237,960,440
  5. Step 5: Solve for x
    x = 20,077,272,237,960,440/163,385,297.92
  6. Step 6: Final answer
    x = 122,882,979.64

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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.