Home / 164,288,141.78-226,708,653.72-89,934,318.26

Finding the Fourth Proportional to 164,288,141.78, 226,708,653.72 and 89,934,318.26

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Solution

The fourth proportional to 164,288,141.78, 226,708,653.72 and 89,934,318.26 is: 124,104,442.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,288,141.78 : 226,708,653.72 = 89,934,318.26 : x
  2. Step 2: Convert to fraction form
    164,288,141.78/226,708,653.72 = 89,934,318.26/x
  3. Step 3: Cross multiply
    164,288,141.78x = 226,708,653.72 × 89,934,318.26
  4. Step 4: Simplify right side
    164,288,141.78x = 20,388,888,217,024,372
  5. Step 5: Solve for x
    x = 20,388,888,217,024,372/164,288,141.78
  6. Step 6: Final answer
    x = 124,104,442.33

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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.