Home / 165,476,892.40-228,374,241.35-123,588,234.38

Finding the Fourth Proportional to 165,476,892.40, 228,374,241.35 and 123,588,234.38

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Solution

The fourth proportional to 165,476,892.40, 228,374,241.35 and 123,588,234.38 is: 170,563,810.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,476,892.40 : 228,374,241.35 = 123,588,234.38 : x
  2. Step 2: Convert to fraction form
    165,476,892.40/228,374,241.35 = 123,588,234.38/x
  3. Step 3: Cross multiply
    165,476,892.40x = 228,374,241.35 × 123,588,234.38
  4. Step 4: Simplify right side
    165,476,892.40x = 28,224,369,266,318,484
  5. Step 5: Solve for x
    x = 28,224,369,266,318,484/165,476,892.40
  6. Step 6: Final answer
    x = 170,563,810.19

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1.5x scale

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.