Home / 58,080,178.80-87,120,268.20-55,245,826.80

Finding the Fourth Proportional to 58,080,178.80, 87,120,268.20 and 55,245,826.80

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Solution

The fourth proportional to 58,080,178.80, 87,120,268.20 and 55,245,826.80 is: 82,868,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,080,178.80 : 87,120,268.20 = 55,245,826.80 : x
  2. Step 2: Convert to fraction form
    58,080,178.80/87,120,268.20 = 55,245,826.80/x
  3. Step 3: Cross multiply
    58,080,178.80x = 87,120,268.20 × 55,245,826.80
  4. Step 4: Simplify right side
    58,080,178.80x = 4,813,031,247,746,748
  5. Step 5: Solve for x
    x = 4,813,031,247,746,748/58,080,178.80
  6. Step 6: Final answer
    x = 82,868,740.20

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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.