Home / 189,538,234.77-284,307,357.34-51,363,836.88

Finding the Fourth Proportional to 189,538,234.77, 284,307,357.34 and 51,363,836.88

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Solution

The fourth proportional to 189,538,234.77, 284,307,357.34 and 51,363,836.88 is: 77,045,756.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,538,234.77 : 284,307,357.34 = 51,363,836.88 : x
  2. Step 2: Convert to fraction form
    189,538,234.77/284,307,357.34 = 51,363,836.88/x
  3. Step 3: Cross multiply
    189,538,234.77x = 284,307,357.34 × 51,363,836.88
  4. Step 4: Simplify right side
    189,538,234.77x = 14,603,116,725,193,682
  5. Step 5: Solve for x
    x = 14,603,116,725,193,682/189,538,234.77
  6. Step 6: Final answer
    x = 77,045,756.72

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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.