Home / 56,899,408.20-85,349,112.30-42,550,501.20

Finding the Fourth Proportional to 56,899,408.20, 85,349,112.30 and 42,550,501.20

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Solution

The fourth proportional to 56,899,408.20, 85,349,112.30 and 42,550,501.20 is: 63,825,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,899,408.20 : 85,349,112.30 = 42,550,501.20 : x
  2. Step 2: Convert to fraction form
    56,899,408.20/85,349,112.30 = 42,550,501.20/x
  3. Step 3: Cross multiply
    56,899,408.20x = 85,349,112.30 × 42,550,501.20
  4. Step 4: Simplify right side
    56,899,408.20x = 3,631,647,505,340,085
  5. Step 5: Solve for x
    x = 3,631,647,505,340,085/56,899,408.20
  6. Step 6: Final answer
    x = 63,825,751.80

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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.