Home / 223,036,721.78-334,517,975.45-67,553,562.98

Finding the Fourth Proportional to 223,036,721.78, 334,517,975.45 and 67,553,562.98

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Solution

The fourth proportional to 223,036,721.78, 334,517,975.45 and 67,553,562.98 is: 101,319,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,036,721.78 : 334,517,975.45 = 67,553,562.98 : x
  2. Step 2: Convert to fraction form
    223,036,721.78/334,517,975.45 = 67,553,562.98/x
  3. Step 3: Cross multiply
    223,036,721.78x = 334,517,975.45 × 67,553,562.98
  4. Step 4: Simplify right side
    223,036,721.78x = 22,597,881,120,493,308
  5. Step 5: Solve for x
    x = 22,597,881,120,493,308/223,036,721.78
  6. Step 6: Final answer
    x = 101,319,105.40

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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.