Home / 86,538,334.67-119,418,171.63-47,372,535.38

Finding the Fourth Proportional to 86,538,334.67, 119,418,171.63 and 47,372,535.38

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Solution

The fourth proportional to 86,538,334.67, 119,418,171.63 and 47,372,535.38 is: 65,371,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,538,334.67 : 119,418,171.63 = 47,372,535.38 : x
  2. Step 2: Convert to fraction form
    86,538,334.67/119,418,171.63 = 47,372,535.38/x
  3. Step 3: Cross multiply
    86,538,334.67x = 119,418,171.63 × 47,372,535.38
  4. Step 4: Simplify right side
    86,538,334.67x = 5,657,141,559,959,996
  5. Step 5: Solve for x
    x = 5,657,141,559,959,996/86,538,334.67
  6. Step 6: Final answer
    x = 65,371,509.42

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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.