Home / 185,286,437-277,929,664.14-126,936,577.16

Finding the Fourth Proportional to 185,286,437, 277,929,664.14 and 126,936,577.16

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Solution

The fourth proportional to 185,286,437, 277,929,664.14 and 126,936,577.16 is: 190,404,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,286,437 : 277,929,664.14 = 126,936,577.16 : x
  2. Step 2: Convert to fraction form
    185,286,437/277,929,664.14 = 126,936,577.16/x
  3. Step 3: Cross multiply
    185,286,437x = 277,929,664.14 × 126,936,577.16
  4. Step 4: Simplify right side
    185,286,437x = 35,279,440,257,159,992
  5. Step 5: Solve for x
    x = 35,279,440,257,159,992/185,286,437
  6. Step 6: Final answer
    x = 190,404,871.66

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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.