Home / 131,454,867.63-197,200,240.77-54,759,959.72

Finding the Fourth Proportional to 131,454,867.63, 197,200,240.77 and 54,759,959.72

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Solution

The fourth proportional to 131,454,867.63, 197,200,240.77 and 54,759,959.72 is: 82,147,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,454,867.63 : 197,200,240.77 = 54,759,959.72 : x
  2. Step 2: Convert to fraction form
    131,454,867.63/197,200,240.77 = 54,759,959.72/x
  3. Step 3: Cross multiply
    131,454,867.63x = 197,200,240.77 × 54,759,959.72
  4. Step 4: Simplify right side
    131,454,867.63x = 10,798,677,241,298,352
  5. Step 5: Solve for x
    x = 10,798,677,241,298,352/131,454,867.63
  6. Step 6: Final answer
    x = 82,147,412.54

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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.