Home / 303,368,676.78-418,529,650.98-176,187,704.16

Finding the Fourth Proportional to 303,368,676.78, 418,529,650.98 and 176,187,704.16

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Solution

The fourth proportional to 303,368,676.78, 418,529,650.98 and 176,187,704.16 is: 243,069,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,368,676.78 : 418,529,650.98 = 176,187,704.16 : x
  2. Step 2: Convert to fraction form
    303,368,676.78/418,529,650.98 = 176,187,704.16/x
  3. Step 3: Cross multiply
    303,368,676.78x = 418,529,650.98 × 176,187,704.16
  4. Step 4: Simplify right side
    303,368,676.78x = 73,739,778,329,052,288
  5. Step 5: Solve for x
    x = 73,739,778,329,052,288/303,368,676.78
  6. Step 6: Final answer
    x = 243,069,848.58

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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.