Home / 322,538,003.40-483,807,005.10-80,200,907.40

Finding the Fourth Proportional to 322,538,003.40, 483,807,005.10 and 80,200,907.40

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Solution

The fourth proportional to 322,538,003.40, 483,807,005.10 and 80,200,907.40 is: 120,301,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,538,003.40 : 483,807,005.10 = 80,200,907.40 : x
  2. Step 2: Convert to fraction form
    322,538,003.40/483,807,005.10 = 80,200,907.40/x
  3. Step 3: Cross multiply
    322,538,003.40x = 483,807,005.10 × 80,200,907.40
  4. Step 4: Simplify right side
    322,538,003.40x = 38,801,760,815,496,432
  5. Step 5: Solve for x
    x = 38,801,760,815,496,432/322,538,003.40
  6. Step 6: Final answer
    x = 120,301,361.10

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1.5x scale

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.