Home / 286,962,150.78-430,511,528.26-92,873,566.22

Finding the Fourth Proportional to 286,962,150.78, 430,511,528.26 and 92,873,566.22

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Solution

The fourth proportional to 286,962,150.78, 430,511,528.26 and 92,873,566.22 is: 139,332,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,962,150.78 : 430,511,528.26 = 92,873,566.22 : x
  2. Step 2: Convert to fraction form
    286,962,150.78/430,511,528.26 = 92,873,566.22/x
  3. Step 3: Cross multiply
    286,962,150.78x = 430,511,528.26 × 92,873,566.22
  4. Step 4: Simplify right side
    286,962,150.78x = 39,983,140,926,292,048
  5. Step 5: Solve for x
    x = 39,983,140,926,292,048/286,962,150.78
  6. Step 6: Final answer
    x = 139,332,454.88

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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.