Home / 426,384,003.60-639,576,005.40-184,046,907.60

Finding the Fourth Proportional to 426,384,003.60, 639,576,005.40 and 184,046,907.60

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Solution

The fourth proportional to 426,384,003.60, 639,576,005.40 and 184,046,907.60 is: 276,070,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,384,003.60 : 639,576,005.40 = 184,046,907.60 : x
  2. Step 2: Convert to fraction form
    426,384,003.60/639,576,005.40 = 184,046,907.60/x
  3. Step 3: Cross multiply
    426,384,003.60x = 639,576,005.40 × 184,046,907.60
  4. Step 4: Simplify right side
    426,384,003.60x = 117,711,985,969,030,896
  5. Step 5: Solve for x
    x = 117,711,985,969,030,896/426,384,003.60
  6. Step 6: Final answer
    x = 276,070,361.40

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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.