Home / 127,558,960.32-176,031,318.24-69,612,208.32

Finding the Fourth Proportional to 127,558,960.32, 176,031,318.24 and 69,612,208.32

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Solution

The fourth proportional to 127,558,960.32, 176,031,318.24 and 69,612,208.32 is: 96,064,821.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,558,960.32 : 176,031,318.24 = 69,612,208.32 : x
  2. Step 2: Convert to fraction form
    127,558,960.32/176,031,318.24 = 69,612,208.32/x
  3. Step 3: Cross multiply
    127,558,960.32x = 176,031,318.24 × 69,612,208.32
  4. Step 4: Simplify right side
    127,558,960.32x = 12,253,928,796,167,096
  5. Step 5: Solve for x
    x = 12,253,928,796,167,096/127,558,960.32
  6. Step 6: Final answer
    x = 96,064,821.83

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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.