Home / 60,464,491.20-90,696,736.80-43,458,379.20

Finding the Fourth Proportional to 60,464,491.20, 90,696,736.80 and 43,458,379.20

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Solution

The fourth proportional to 60,464,491.20, 90,696,736.80 and 43,458,379.20 is: 65,187,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,464,491.20 : 90,696,736.80 = 43,458,379.20 : x
  2. Step 2: Convert to fraction form
    60,464,491.20/90,696,736.80 = 43,458,379.20/x
  3. Step 3: Cross multiply
    60,464,491.20x = 90,696,736.80 × 43,458,379.20
  4. Step 4: Simplify right side
    60,464,491.20x = 3,941,533,180,056,994.50
  5. Step 5: Solve for x
    x = 3,941,533,180,056,994.50/60,464,491.20
  6. Step 6: Final answer
    x = 65,187,568.80

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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.