Home / 284,039,937.20-426,059,905.80-226,644,309.20

Finding the Fourth Proportional to 284,039,937.20, 426,059,905.80 and 226,644,309.20

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Solution

The fourth proportional to 284,039,937.20, 426,059,905.80 and 226,644,309.20 is: 339,966,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,039,937.20 : 426,059,905.80 = 226,644,309.20 : x
  2. Step 2: Convert to fraction form
    284,039,937.20/426,059,905.80 = 226,644,309.20/x
  3. Step 3: Cross multiply
    284,039,937.20x = 426,059,905.80 × 226,644,309.20
  4. Step 4: Simplify right side
    284,039,937.20x = 96,564,053,027,858,064
  5. Step 5: Solve for x
    x = 96,564,053,027,858,064/284,039,937.20
  6. Step 6: Final answer
    x = 339,966,463.80

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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.