Home / 351,983,777.70-527,975,666.55-328,095,905.70

Finding the Fourth Proportional to 351,983,777.70, 527,975,666.55 and 328,095,905.70

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Solution

The fourth proportional to 351,983,777.70, 527,975,666.55 and 328,095,905.70 is: 492,143,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,983,777.70 : 527,975,666.55 = 328,095,905.70 : x
  2. Step 2: Convert to fraction form
    351,983,777.70/527,975,666.55 = 328,095,905.70/x
  3. Step 3: Cross multiply
    351,983,777.70x = 527,975,666.55 × 328,095,905.70
  4. Step 4: Simplify right side
    351,983,777.70x = 173,226,654,504,283,456
  5. Step 5: Solve for x
    x = 173,226,654,504,283,456/351,983,777.70
  6. Step 6: Final answer
    x = 492,143,858.55

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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.