Home / 273,048,991.38-409,864,945.08-117,679,475.82

Finding the Fourth Proportional to 273,048,991.38, 409,864,945.08 and 117,679,475.82

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Solution

The fourth proportional to 273,048,991.38, 409,864,945.08 and 117,679,475.82 is: 176,644,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,048,991.38 : 409,864,945.08 = 117,679,475.82 : x
  2. Step 2: Convert to fraction form
    273,048,991.38/409,864,945.08 = 117,679,475.82/x
  3. Step 3: Cross multiply
    273,048,991.38x = 409,864,945.08 × 117,679,475.82
  4. Step 4: Simplify right side
    273,048,991.38x = 48,232,691,894,007,480
  5. Step 5: Solve for x
    x = 48,232,691,894,007,480/273,048,991.38
  6. Step 6: Final answer
    x = 176,644,827.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.