Home / 82,720,382.55-124,080,573.83-82,720,382.55

Finding the Fourth Proportional to 82,720,382.55, 124,080,573.83 and 82,720,382.55

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Solution

The fourth proportional to 82,720,382.55, 124,080,573.83 and 82,720,382.55 is: 124,080,573.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,720,382.55 : 124,080,573.83 = 82,720,382.55 : x
  2. Step 2: Convert to fraction form
    82,720,382.55/124,080,573.83 = 82,720,382.55/x
  3. Step 3: Cross multiply
    82,720,382.55x = 124,080,573.83 × 82,720,382.55
  4. Step 4: Simplify right side
    82,720,382.55x = 10,263,992,533,827,516
  5. Step 5: Solve for x
    x = 10,263,992,533,827,516/82,720,382.55
  6. Step 6: Final answer
    x = 124,080,573.83

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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.