Home / 222,232,912.40-306,700,252.14-123,144,741.53

Finding the Fourth Proportional to 222,232,912.40, 306,700,252.14 and 123,144,741.53

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Solution

The fourth proportional to 222,232,912.40, 306,700,252.14 and 123,144,741.53 is: 169,950,179.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,232,912.40 : 306,700,252.14 = 123,144,741.53 : x
  2. Step 2: Convert to fraction form
    222,232,912.40/306,700,252.14 = 123,144,741.53/x
  3. Step 3: Cross multiply
    222,232,912.40x = 306,700,252.14 × 123,144,741.53
  4. Step 4: Simplify right side
    222,232,912.40x = 37,768,523,276,966,128
  5. Step 5: Solve for x
    x = 37,768,523,276,966,128/222,232,912.40
  6. Step 6: Final answer
    x = 169,950,179.16

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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.