Home / 447,679,424,472.65-670,835,819,321.20-265,804,107,730.27

Finding the Fourth Proportional to 447,679,424,472.65, 670,835,819,321.20 and 265,804,107,730.27

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Solution

The fourth proportional to 447,679,424,472.65, 670,835,819,321.20 and 265,804,107,730.27 is: 398,300,450,368.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,679,424,472.65 : 670,835,819,321.20 = 265,804,107,730.27 : x
  2. Step 2: Convert to fraction form
    447,679,424,472.65/670,835,819,321.20 = 265,804,107,730.27/x
  3. Step 3: Cross multiply
    447,679,424,472.65x = 670,835,819,321.20 × 265,804,107,730.27
  4. Step 4: Simplify right side
    447,679,424,472.65x = 178,310,916,388,176,181,329,920
  5. Step 5: Solve for x
    x = 178,310,916,388,176,181,329,920/447,679,424,472.65
  6. Step 6: Final answer
    x = 398,300,450,368.52

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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.