Home / 284,108,934.80-426,163,402.20-131,053,926.80

Finding the Fourth Proportional to 284,108,934.80, 426,163,402.20 and 131,053,926.80

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Solution

The fourth proportional to 284,108,934.80, 426,163,402.20 and 131,053,926.80 is: 196,580,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,108,934.80 : 426,163,402.20 = 131,053,926.80 : x
  2. Step 2: Convert to fraction form
    284,108,934.80/426,163,402.20 = 131,053,926.80/x
  3. Step 3: Cross multiply
    284,108,934.80x = 426,163,402.20 × 131,053,926.80
  4. Step 4: Simplify right side
    284,108,934.80x = 55,850,387,316,757,760
  5. Step 5: Solve for x
    x = 55,850,387,316,757,760/284,108,934.80
  6. Step 6: Final answer
    x = 196,580,890.20

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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.