Home / 317,165,329,231.20-475,747,993,846.80-290,717,423,848.80

Finding the Fourth Proportional to 317,165,329,231.20, 475,747,993,846.80 and 290,717,423,848.80

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Solution

The fourth proportional to 317,165,329,231.20, 475,747,993,846.80 and 290,717,423,848.80 is: 436,076,135,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,165,329,231.20 : 475,747,993,846.80 = 290,717,423,848.80 : x
  2. Step 2: Convert to fraction form
    317,165,329,231.20/475,747,993,846.80 = 290,717,423,848.80/x
  3. Step 3: Cross multiply
    317,165,329,231.20x = 475,747,993,846.80 × 290,717,423,848.80
  4. Step 4: Simplify right side
    317,165,329,231.20x = 138,308,231,172,376,437,456,896
  5. Step 5: Solve for x
    x = 138,308,231,172,376,437,456,896/317,165,329,231.20
  6. Step 6: Final answer
    x = 436,076,135,773.20

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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.