Home / 400,254,035.60-552,356,209.30-230,614,518.36

Finding the Fourth Proportional to 400,254,035.60, 552,356,209.30 and 230,614,518.36

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Solution

The fourth proportional to 400,254,035.60, 552,356,209.30 and 230,614,518.36 is: 318,251,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,254,035.60 : 552,356,209.30 = 230,614,518.36 : x
  2. Step 2: Convert to fraction form
    400,254,035.60/552,356,209.30 = 230,614,518.36/x
  3. Step 3: Cross multiply
    400,254,035.60x = 552,356,209.30 × 230,614,518.36
  4. Step 4: Simplify right side
    400,254,035.60x = 127,381,361,170,874,848
  5. Step 5: Solve for x
    x = 127,381,361,170,874,848/400,254,035.60
  6. Step 6: Final answer
    x = 318,251,285.04

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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.