Home / 123,725,881.56-185,751,008.64-82,967,702.16

Finding the Fourth Proportional to 123,725,881.56, 185,751,008.64 and 82,967,702.16

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Solution

The fourth proportional to 123,725,881.56, 185,751,008.64 and 82,967,702.16 is: 124,560,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,725,881.56 : 185,751,008.64 = 82,967,702.16 : x
  2. Step 2: Convert to fraction form
    123,725,881.56/185,751,008.64 = 82,967,702.16/x
  3. Step 3: Cross multiply
    123,725,881.56x = 185,751,008.64 × 82,967,702.16
  4. Step 4: Simplify right side
    123,725,881.56x = 15,411,334,360,763,104
  5. Step 5: Solve for x
    x = 15,411,334,360,763,104/123,725,881.56
  6. Step 6: Final answer
    x = 124,560,311.61

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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.