Home / 145,103,450.40-217,655,175.60-116,405,636.40

Finding the Fourth Proportional to 145,103,450.40, 217,655,175.60 and 116,405,636.40

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Solution

The fourth proportional to 145,103,450.40, 217,655,175.60 and 116,405,636.40 is: 174,608,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,103,450.40 : 217,655,175.60 = 116,405,636.40 : x
  2. Step 2: Convert to fraction form
    145,103,450.40/217,655,175.60 = 116,405,636.40/x
  3. Step 3: Cross multiply
    145,103,450.40x = 217,655,175.60 × 116,405,636.40
  4. Step 4: Simplify right side
    145,103,450.40x = 25,336,289,231,471,752
  5. Step 5: Solve for x
    x = 25,336,289,231,471,752/145,103,450.40
  6. Step 6: Final answer
    x = 174,608,454.60

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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.