Home / 185,286,435-277,929,661.14-126,936,575.16

Finding the Fourth Proportional to 185,286,435, 277,929,661.14 and 126,936,575.16

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Solution

The fourth proportional to 185,286,435, 277,929,661.14 and 126,936,575.16 is: 190,404,868.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,286,435 : 277,929,661.14 = 126,936,575.16 : x
  2. Step 2: Convert to fraction form
    185,286,435/277,929,661.14 = 126,936,575.16/x
  3. Step 3: Cross multiply
    185,286,435x = 277,929,661.14 × 126,936,575.16
  4. Step 4: Simplify right side
    185,286,435x = 35,279,439,320,490,940
  5. Step 5: Solve for x
    x = 35,279,439,320,490,940/185,286,435
  6. Step 6: Final answer
    x = 190,404,868.66

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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.