Home / 170,356,516.30-255,534,774.45-109,134,513.10

Finding the Fourth Proportional to 170,356,516.30, 255,534,774.45 and 109,134,513.10

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Solution

The fourth proportional to 170,356,516.30, 255,534,774.45 and 109,134,513.10 is: 163,701,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,356,516.30 : 255,534,774.45 = 109,134,513.10 : x
  2. Step 2: Convert to fraction form
    170,356,516.30/255,534,774.45 = 109,134,513.10/x
  3. Step 3: Cross multiply
    170,356,516.30x = 255,534,774.45 × 109,134,513.10
  4. Step 4: Simplify right side
    170,356,516.30x = 27,887,663,189,719,068
  5. Step 5: Solve for x
    x = 27,887,663,189,719,068/170,356,516.30
  6. Step 6: Final answer
    x = 163,701,769.65

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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.