Home / 188,964,285.75-283,446,432.27-45,357,117.75

Finding the Fourth Proportional to 188,964,285.75, 283,446,432.27 and 45,357,117.75

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Solution

The fourth proportional to 188,964,285.75, 283,446,432.27 and 45,357,117.75 is: 68,035,677.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,964,285.75 : 283,446,432.27 = 45,357,117.75 : x
  2. Step 2: Convert to fraction form
    188,964,285.75/283,446,432.27 = 45,357,117.75/x
  3. Step 3: Cross multiply
    188,964,285.75x = 283,446,432.27 × 45,357,117.75
  4. Step 4: Simplify right side
    188,964,285.75x = 12,856,313,204,287,788
  5. Step 5: Solve for x
    x = 12,856,313,204,287,788/188,964,285.75
  6. Step 6: Final answer
    x = 68,035,677.50

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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.