Home / 66,708,766.44-99,932,830.29-45,955,542.60

Finding the Fourth Proportional to 66,708,766.44, 99,932,830.29 and 45,955,542.60

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Solution

The fourth proportional to 66,708,766.44, 99,932,830.29 and 45,955,542.60 is: 68,843,537.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,708,766.44 : 99,932,830.29 = 45,955,542.60 : x
  2. Step 2: Convert to fraction form
    66,708,766.44/99,932,830.29 = 45,955,542.60/x
  3. Step 3: Cross multiply
    66,708,766.44x = 99,932,830.29 × 45,955,542.60
  4. Step 4: Simplify right side
    66,708,766.44x = 4,592,467,439,530,666
  5. Step 5: Solve for x
    x = 4,592,467,439,530,666/66,708,766.44
  6. Step 6: Final answer
    x = 68,843,537.13

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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.