Home / 506,185,538.64-759,121,299.72-178,584,442.80

Finding the Fourth Proportional to 506,185,538.64, 759,121,299.72 and 178,584,442.80

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Solution

The fourth proportional to 506,185,538.64, 759,121,299.72 and 178,584,442.80 is: 267,821,271.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,185,538.64 : 759,121,299.72 = 178,584,442.80 : x
  2. Step 2: Convert to fraction form
    506,185,538.64/759,121,299.72 = 178,584,442.80/x
  3. Step 3: Cross multiply
    506,185,538.64x = 759,121,299.72 × 178,584,442.80
  4. Step 4: Simplify right side
    506,185,538.64x = 135,567,254,328,108,016
  5. Step 5: Solve for x
    x = 135,567,254,328,108,016/506,185,538.64
  6. Step 6: Final answer
    x = 267,821,271.02

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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.