Home / 118,298,123.56-177,288,570.82-92,068,631.86

Finding the Fourth Proportional to 118,298,123.56, 177,288,570.82 and 92,068,631.86

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Solution

The fourth proportional to 118,298,123.56, 177,288,570.82 and 92,068,631.86 is: 137,979,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,298,123.56 : 177,288,570.82 = 92,068,631.86 : x
  2. Step 2: Convert to fraction form
    118,298,123.56/177,288,570.82 = 92,068,631.86/x
  3. Step 3: Cross multiply
    118,298,123.56x = 177,288,570.82 × 92,068,631.86
  4. Step 4: Simplify right side
    118,298,123.56x = 16,322,716,159,812,118
  5. Step 5: Solve for x
    x = 16,322,716,159,812,118/118,298,123.56
  6. Step 6: Final answer
    x = 137,979,501.86

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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.