Home / 230,485,123.41-317,868,456.69-163,371,334.02

Finding the Fourth Proportional to 230,485,123.41, 317,868,456.69 and 163,371,334.02

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Solution

The fourth proportional to 230,485,123.41, 317,868,456.69 and 163,371,334.02 is: 225,309,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,485,123.41 : 317,868,456.69 = 163,371,334.02 : x
  2. Step 2: Convert to fraction form
    230,485,123.41/317,868,456.69 = 163,371,334.02/x
  3. Step 3: Cross multiply
    230,485,123.41x = 317,868,456.69 × 163,371,334.02
  4. Step 4: Simplify right side
    230,485,123.41x = 51,930,593,812,323,896
  5. Step 5: Solve for x
    x = 51,930,593,812,323,896/230,485,123.41
  6. Step 6: Final answer
    x = 225,309,959.46

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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.