Home / 264,384,003.60-396,576,005.40-82,686,877.20

Finding the Fourth Proportional to 264,384,003.60, 396,576,005.40 and 82,686,877.20

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Solution

The fourth proportional to 264,384,003.60, 396,576,005.40 and 82,686,877.20 is: 124,030,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,384,003.60 : 396,576,005.40 = 82,686,877.20 : x
  2. Step 2: Convert to fraction form
    264,384,003.60/396,576,005.40 = 82,686,877.20/x
  3. Step 3: Cross multiply
    264,384,003.60x = 396,576,005.40 × 82,686,877.20
  4. Step 4: Simplify right side
    264,384,003.60x = 32,791,631,458,976,336
  5. Step 5: Solve for x
    x = 32,791,631,458,976,336/264,384,003.60
  6. Step 6: Final answer
    x = 124,030,315.80

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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.