Home / 422,372,999.16-582,875,994.42-234,214,548.66

Finding the Fourth Proportional to 422,372,999.16, 582,875,994.42 and 234,214,548.66

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Solution

The fourth proportional to 422,372,999.16, 582,875,994.42 and 234,214,548.66 is: 323,216,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,372,999.16 : 582,875,994.42 = 234,214,548.66 : x
  2. Step 2: Convert to fraction form
    422,372,999.16/582,875,994.42 = 234,214,548.66/x
  3. Step 3: Cross multiply
    422,372,999.16x = 582,875,994.42 × 234,214,548.66
  4. Step 4: Simplify right side
    422,372,999.16x = 136,518,037,957,828,960
  5. Step 5: Solve for x
    x = 136,518,037,957,828,960/422,372,999.16
  6. Step 6: Final answer
    x = 323,216,773.40

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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.