Home / 379,685,452,087.96-523,966,442,747.58-206,070,594,210.64

Finding the Fourth Proportional to 379,685,452,087.96, 523,966,442,747.58 and 206,070,594,210.64

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Solution

The fourth proportional to 379,685,452,087.96, 523,966,442,747.58 and 206,070,594,210.64 is: 284,377,701,620.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,685,452,087.96 : 523,966,442,747.58 = 206,070,594,210.64 : x
  2. Step 2: Convert to fraction form
    379,685,452,087.96/523,966,442,747.58 = 206,070,594,210.64/x
  3. Step 3: Cross multiply
    379,685,452,087.96x = 523,966,442,747.58 × 206,070,594,210.64
  4. Step 4: Simplify right side
    379,685,452,087.96x = 107,974,076,203,429,108,121,600
  5. Step 5: Solve for x
    x = 107,974,076,203,429,108,121,600/379,685,452,087.96
  6. Step 6: Final answer
    x = 284,377,701,620.28

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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.