Home / 477,236,204.54-715,957,343.00-145,269,173.22

Finding the Fourth Proportional to 477,236,204.54, 715,957,343.00 and 145,269,173.22

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Solution

The fourth proportional to 477,236,204.54, 715,957,343.00 and 145,269,173.22 is: 217,935,123.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,236,204.54 : 715,957,343.00 = 145,269,173.22 : x
  2. Step 2: Convert to fraction form
    477,236,204.54/715,957,343.00 = 145,269,173.22/x
  3. Step 3: Cross multiply
    477,236,204.54x = 715,957,343.00 × 145,269,173.22
  4. Step 4: Simplify right side
    477,236,204.54x = 104,006,531,276,558,256
  5. Step 5: Solve for x
    x = 104,006,531,276,558,256/477,236,204.54
  6. Step 6: Final answer
    x = 217,935,123.71

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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.