Home / 145,103,423.40-217,655,135.10-116,405,609.40

Finding the Fourth Proportional to 145,103,423.40, 217,655,135.10 and 116,405,609.40

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Solution

The fourth proportional to 145,103,423.40, 217,655,135.10 and 116,405,609.40 is: 174,608,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,103,423.40 : 217,655,135.10 = 116,405,609.40 : x
  2. Step 2: Convert to fraction form
    145,103,423.40/217,655,135.10 = 116,405,609.40/x
  3. Step 3: Cross multiply
    145,103,423.40x = 217,655,135.10 × 116,405,609.40
  4. Step 4: Simplify right side
    145,103,423.40x = 25,336,278,640,354,832
  5. Step 5: Solve for x
    x = 25,336,278,640,354,832/145,103,423.40
  6. Step 6: Final answer
    x = 174,608,414.10

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1.5x scale

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.