Home / 117,269,356.41-161,846,064.18-67,709,646.89

Finding the Fourth Proportional to 117,269,356.41, 161,846,064.18 and 67,709,646.89

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Solution

The fourth proportional to 117,269,356.41, 161,846,064.18 and 67,709,646.89 is: 93,447,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,269,356.41 : 161,846,064.18 = 67,709,646.89 : x
  2. Step 2: Convert to fraction form
    117,269,356.41/161,846,064.18 = 67,709,646.89/x
  3. Step 3: Cross multiply
    117,269,356.41x = 161,846,064.18 × 67,709,646.89
  4. Step 4: Simplify right side
    117,269,356.41x = 10,958,539,856,606,984
  5. Step 5: Solve for x
    x = 10,958,539,856,606,984/117,269,356.41
  6. Step 6: Final answer
    x = 93,447,599.55

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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.