Home / 66,015,776.89-91,097,200.48-36,644,796.08

Finding the Fourth Proportional to 66,015,776.89, 91,097,200.48 and 36,644,796.08

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Solution

The fourth proportional to 66,015,776.89, 91,097,200.48 and 36,644,796.08 is: 50,567,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,015,776.89 : 91,097,200.48 = 36,644,796.08 : x
  2. Step 2: Convert to fraction form
    66,015,776.89/91,097,200.48 = 36,644,796.08/x
  3. Step 3: Cross multiply
    66,015,776.89x = 91,097,200.48 × 36,644,796.08
  4. Step 4: Simplify right side
    66,015,776.89x = 3,338,238,335,424,125.50
  5. Step 5: Solve for x
    x = 3,338,238,335,424,125.50/66,015,776.89
  6. Step 6: Final answer
    x = 50,567,280.93

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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.