Home / 347,458,847.40-521,187,974.64-88,674,046.92

Finding the Fourth Proportional to 347,458,847.40, 521,187,974.64 and 88,674,046.92

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Solution

The fourth proportional to 347,458,847.40, 521,187,974.64 and 88,674,046.92 is: 133,010,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,458,847.40 : 521,187,974.64 = 88,674,046.92 : x
  2. Step 2: Convert to fraction form
    347,458,847.40/521,187,974.64 = 88,674,046.92/x
  3. Step 3: Cross multiply
    347,458,847.40x = 521,187,974.64 × 88,674,046.92
  4. Step 4: Simplify right side
    347,458,847.40x = 46,215,846,917,367,128
  5. Step 5: Solve for x
    x = 46,215,846,917,367,128/347,458,847.40
  6. Step 6: Final answer
    x = 133,010,994.72

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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.