Home / 379,685,452,089.95-523,966,442,750.38-206,070,594,212.63

Finding the Fourth Proportional to 379,685,452,089.95, 523,966,442,750.38 and 206,070,594,212.63

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Solution

The fourth proportional to 379,685,452,089.95, 523,966,442,750.38 and 206,070,594,212.63 is: 284,377,701,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,685,452,089.95 : 523,966,442,750.38 = 206,070,594,212.63 : x
  2. Step 2: Convert to fraction form
    379,685,452,089.95/523,966,442,750.38 = 206,070,594,212.63/x
  3. Step 3: Cross multiply
    379,685,452,089.95x = 523,966,442,750.38 × 206,070,594,212.63
  4. Step 4: Simplify right side
    379,685,452,089.95x = 107,974,076,205,048,780,554,240
  5. Step 5: Solve for x
    x = 107,974,076,205,048,780,554,240/379,685,452,089.95
  6. Step 6: Final answer
    x = 284,377,701,623.05

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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.