Home / 264,256,543.80-396,384,815.70-196,232,095.80

Finding the Fourth Proportional to 264,256,543.80, 396,384,815.70 and 196,232,095.80

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Solution

The fourth proportional to 264,256,543.80, 396,384,815.70 and 196,232,095.80 is: 294,348,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,256,543.80 : 396,384,815.70 = 196,232,095.80 : x
  2. Step 2: Convert to fraction form
    264,256,543.80/396,384,815.70 = 196,232,095.80/x
  3. Step 3: Cross multiply
    264,256,543.80x = 396,384,815.70 × 196,232,095.80
  4. Step 4: Simplify right side
    264,256,543.80x = 77,783,423,128,107,744
  5. Step 5: Solve for x
    x = 77,783,423,128,107,744/264,256,543.80
  6. Step 6: Final answer
    x = 294,348,143.70

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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.