Home / 188,928,346.70-283,392,520.05-155,336,026.70

Finding the Fourth Proportional to 188,928,346.70, 283,392,520.05 and 155,336,026.70

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Solution

The fourth proportional to 188,928,346.70, 283,392,520.05 and 155,336,026.70 is: 233,004,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,928,346.70 : 283,392,520.05 = 155,336,026.70 : x
  2. Step 2: Convert to fraction form
    188,928,346.70/283,392,520.05 = 155,336,026.70/x
  3. Step 3: Cross multiply
    188,928,346.70x = 283,392,520.05 × 155,336,026.70
  4. Step 4: Simplify right side
    188,928,346.70x = 44,021,068,061,067,080
  5. Step 5: Solve for x
    x = 44,021,068,061,067,080/188,928,346.70
  6. Step 6: Final answer
    x = 233,004,040.05

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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.