Home / 111,078,442.74-166,725,133.84-53,611,168.62

Finding the Fourth Proportional to 111,078,442.74, 166,725,133.84 and 53,611,168.62

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Solution

The fourth proportional to 111,078,442.74, 166,725,133.84 and 53,611,168.62 is: 80,468,622.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,078,442.74 : 166,725,133.84 = 53,611,168.62 : x
  2. Step 2: Convert to fraction form
    111,078,442.74/166,725,133.84 = 53,611,168.62/x
  3. Step 3: Cross multiply
    111,078,442.74x = 166,725,133.84 × 53,611,168.62
  4. Step 4: Simplify right side
    111,078,442.74x = 8,938,329,263,488,308
  5. Step 5: Solve for x
    x = 8,938,329,263,488,308/111,078,442.74
  6. Step 6: Final answer
    x = 80,468,622.38

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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.