Home / 188,867,631.01-260,638,364.70-109,529,732.05

Finding the Fourth Proportional to 188,867,631.01, 260,638,364.70 and 109,529,732.05

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Solution

The fourth proportional to 188,867,631.01, 260,638,364.70 and 109,529,732.05 is: 151,151,629.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,867,631.01 : 260,638,364.70 = 109,529,732.05 : x
  2. Step 2: Convert to fraction form
    188,867,631.01/260,638,364.70 = 109,529,732.05/x
  3. Step 3: Cross multiply
    188,867,631.01x = 260,638,364.70 × 109,529,732.05
  4. Step 4: Simplify right side
    188,867,631.01x = 28,547,650,247,541,176
  5. Step 5: Solve for x
    x = 28,547,650,247,541,176/188,867,631.01
  6. Step 6: Final answer
    x = 151,151,629.82

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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.