Home / 123,160,298.40-169,961,662.07-66,645,044.60

Finding the Fourth Proportional to 123,160,298.40, 169,961,662.07 and 66,645,044.60

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Solution

The fourth proportional to 123,160,298.40, 169,961,662.07 and 66,645,044.60 is: 91,970,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,160,298.40 : 169,961,662.07 = 66,645,044.60 : x
  2. Step 2: Convert to fraction form
    123,160,298.40/169,961,662.07 = 66,645,044.60/x
  3. Step 3: Cross multiply
    123,160,298.40x = 169,961,662.07 × 66,645,044.60
  4. Step 4: Simplify right side
    123,160,298.40x = 11,327,102,548,012,164
  5. Step 5: Solve for x
    x = 11,327,102,548,012,164/123,160,298.40
  6. Step 6: Final answer
    x = 91,970,405.20

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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.