Home / 87,555,403.44-120,826,482.84-47,863,106.64

Finding the Fourth Proportional to 87,555,403.44, 120,826,482.84 and 47,863,106.64

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Solution

The fourth proportional to 87,555,403.44, 120,826,482.84 and 47,863,106.64 is: 66,051,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,555,403.44 : 120,826,482.84 = 47,863,106.64 : x
  2. Step 2: Convert to fraction form
    87,555,403.44/120,826,482.84 = 47,863,106.64/x
  3. Step 3: Cross multiply
    87,555,403.44x = 120,826,482.84 × 47,863,106.64
  4. Step 4: Simplify right side
    87,555,403.44x = 5,783,130,833,107,050
  5. Step 5: Solve for x
    x = 5,783,130,833,107,050/87,555,403.44
  6. Step 6: Final answer
    x = 66,051,101.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.