Home / 66,985,629.36-92,450,166.12-40,895,270.97

Finding the Fourth Proportional to 66,985,629.36, 92,450,166.12 and 40,895,270.97

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Solution

The fourth proportional to 66,985,629.36, 92,450,166.12 and 40,895,270.97 is: 56,441,577.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,985,629.36 : 92,450,166.12 = 40,895,270.97 : x
  2. Step 2: Convert to fraction form
    66,985,629.36/92,450,166.12 = 40,895,270.97/x
  3. Step 3: Cross multiply
    66,985,629.36x = 92,450,166.12 × 40,895,270.97
  4. Step 4: Simplify right side
    66,985,629.36x = 3,780,774,594,698,913.50
  5. Step 5: Solve for x
    x = 3,780,774,594,698,913.50/66,985,629.36
  6. Step 6: Final answer
    x = 56,441,577.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.