Home / 306,467,061.60-422,933,534.64-167,246,813.28

Finding the Fourth Proportional to 306,467,061.60, 422,933,534.64 and 167,246,813.28

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Solution

The fourth proportional to 306,467,061.60, 422,933,534.64 and 167,246,813.28 is: 230,805,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,467,061.60 : 422,933,534.64 = 167,246,813.28 : x
  2. Step 2: Convert to fraction form
    306,467,061.60/422,933,534.64 = 167,246,813.28/x
  3. Step 3: Cross multiply
    306,467,061.60x = 422,933,534.64 × 167,246,813.28
  4. Step 4: Simplify right side
    306,467,061.60x = 70,734,285,897,786,488
  5. Step 5: Solve for x
    x = 70,734,285,897,786,488/306,467,061.60
  6. Step 6: Final answer
    x = 230,805,508.20

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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.