Home / 235,571,705.18-353,518,966.53-82,217,761.58

Finding the Fourth Proportional to 235,571,705.18, 353,518,966.53 and 82,217,761.58

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Solution

The fourth proportional to 235,571,705.18, 353,518,966.53 and 82,217,761.58 is: 123,382,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,571,705.18 : 353,518,966.53 = 82,217,761.58 : x
  2. Step 2: Convert to fraction form
    235,571,705.18/353,518,966.53 = 82,217,761.58/x
  3. Step 3: Cross multiply
    235,571,705.18x = 353,518,966.53 × 82,217,761.58
  4. Step 4: Simplify right side
    235,571,705.18x = 29,065,538,104,171,536
  5. Step 5: Solve for x
    x = 29,065,538,104,171,536/235,571,705.18
  6. Step 6: Final answer
    x = 123,382,976.24

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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.