Home / 360,955,340,891.10-541,433,011,336.65-193,589,689,643.10

Finding the Fourth Proportional to 360,955,340,891.10, 541,433,011,336.65 and 193,589,689,643.10

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Solution

The fourth proportional to 360,955,340,891.10, 541,433,011,336.65 and 193,589,689,643.10 is: 290,384,534,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,955,340,891.10 : 541,433,011,336.65 = 193,589,689,643.10 : x
  2. Step 2: Convert to fraction form
    360,955,340,891.10/541,433,011,336.65 = 193,589,689,643.10/x
  3. Step 3: Cross multiply
    360,955,340,891.10x = 541,433,011,336.65 × 193,589,689,643.10
  4. Step 4: Simplify right side
    360,955,340,891.10x = 104,815,848,627,191,123,279,872
  5. Step 5: Solve for x
    x = 104,815,848,627,191,123,279,872/360,955,340,891.10
  6. Step 6: Final answer
    x = 290,384,534,464.65

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Double scale
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Similar ratio
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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.