Home / 188,964,443.20-283,446,668.80-45,357,275.20

Finding the Fourth Proportional to 188,964,443.20, 283,446,668.80 and 45,357,275.20

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Solution

The fourth proportional to 188,964,443.20, 283,446,668.80 and 45,357,275.20 is: 68,035,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,964,443.20 : 283,446,668.80 = 45,357,275.20 : x
  2. Step 2: Convert to fraction form
    188,964,443.20/283,446,668.80 = 45,357,275.20/x
  3. Step 3: Cross multiply
    188,964,443.20x = 283,446,668.80 × 45,357,275.20
  4. Step 4: Simplify right side
    188,964,443.20x = 12,856,368,561,284,856
  5. Step 5: Solve for x
    x = 12,856,368,561,284,856/188,964,443.20
  6. Step 6: Final answer
    x = 68,035,913.76

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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.