Home / 130,080,454.93-179,494,480.67-74,329,481.04

Finding the Fourth Proportional to 130,080,454.93, 179,494,480.67 and 74,329,481.04

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Solution

The fourth proportional to 130,080,454.93, 179,494,480.67 and 74,329,481.04 is: 102,565,228.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,080,454.93 : 179,494,480.67 = 74,329,481.04 : x
  2. Step 2: Convert to fraction form
    130,080,454.93/179,494,480.67 = 74,329,481.04/x
  3. Step 3: Cross multiply
    130,080,454.93x = 179,494,480.67 × 74,329,481.04
  4. Step 4: Simplify right side
    130,080,454.93x = 13,341,731,597,745,412
  5. Step 5: Solve for x
    x = 13,341,731,597,745,412/130,080,454.93
  6. Step 6: Final answer
    x = 102,565,228.61

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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.