Home / 11,872,512,076.80-17,808,768,115.20-4,117,725,004.80

Finding the Fourth Proportional to 11,872,512,076.80, 17,808,768,115.20 and 4,117,725,004.80

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Solution

The fourth proportional to 11,872,512,076.80, 17,808,768,115.20 and 4,117,725,004.80 is: 6,176,587,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,512,076.80 : 17,808,768,115.20 = 4,117,725,004.80 : x
  2. Step 2: Convert to fraction form
    11,872,512,076.80/17,808,768,115.20 = 4,117,725,004.80/x
  3. Step 3: Cross multiply
    11,872,512,076.80x = 17,808,768,115.20 × 4,117,725,004.80
  4. Step 4: Simplify right side
    11,872,512,076.80x = 73,331,609,772,644,016,128
  5. Step 5: Solve for x
    x = 73,331,609,772,644,016,128/11,872,512,076.80
  6. Step 6: Final answer
    x = 6,176,587,507.20

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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.