Home / 253,133,861.51-381,598,081.04-236,259,882.59

Finding the Fourth Proportional to 253,133,861.51, 381,598,081.04 and 236,259,882.59

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Solution

The fourth proportional to 253,133,861.51, 381,598,081.04 and 236,259,882.59 is: 356,160,638.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,133,861.51 : 381,598,081.04 = 236,259,882.59 : x
  2. Step 2: Convert to fraction form
    253,133,861.51/381,598,081.04 = 236,259,882.59/x
  3. Step 3: Cross multiply
    253,133,861.51x = 381,598,081.04 × 236,259,882.59
  4. Step 4: Simplify right side
    253,133,861.51x = 90,156,317,821,762,368
  5. Step 5: Solve for x
    x = 90,156,317,821,762,368/253,133,861.51
  6. Step 6: Final answer
    x = 356,160,638.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.