Home / 192,940,691.65-289,410,464.86-54,766,415.70

Finding the Fourth Proportional to 192,940,691.65, 289,410,464.86 and 54,766,415.70

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Solution

The fourth proportional to 192,940,691.65, 289,410,464.86 and 54,766,415.70 is: 82,149,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,940,691.65 : 289,410,464.86 = 54,766,415.70 : x
  2. Step 2: Convert to fraction form
    192,940,691.65/289,410,464.86 = 54,766,415.70/x
  3. Step 3: Cross multiply
    192,940,691.65x = 289,410,464.86 × 54,766,415.70
  4. Step 4: Simplify right side
    192,940,691.65x = 15,849,973,826,316,088
  5. Step 5: Solve for x
    x = 15,849,973,826,316,088/192,940,691.65
  6. Step 6: Final answer
    x = 82,149,461.01

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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.