Home / 79,182,485.40-118,738,298.70-36,029,476.20

Finding the Fourth Proportional to 79,182,485.40, 118,738,298.70 and 36,029,476.20

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Solution

The fourth proportional to 79,182,485.40, 118,738,298.70 and 36,029,476.20 is: 54,028,093.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,182,485.40 : 118,738,298.70 = 36,029,476.20 : x
  2. Step 2: Convert to fraction form
    79,182,485.40/118,738,298.70 = 36,029,476.20/x
  3. Step 3: Cross multiply
    79,182,485.40x = 118,738,298.70 × 36,029,476.20
  4. Step 4: Simplify right side
    79,182,485.40x = 4,278,078,707,040,141.50
  5. Step 5: Solve for x
    x = 4,278,078,707,040,141.50/79,182,485.40
  6. Step 6: Final answer
    x = 54,028,093.28

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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.