Home / 746,498,153.80-1,119,747,230.70-475,072,208.20

Finding the Fourth Proportional to 746,498,153.80, 1,119,747,230.70 and 475,072,208.20

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Solution

The fourth proportional to 746,498,153.80, 1,119,747,230.70 and 475,072,208.20 is: 712,608,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,498,153.80 : 1,119,747,230.70 = 475,072,208.20 : x
  2. Step 2: Convert to fraction form
    746,498,153.80/1,119,747,230.70 = 475,072,208.20/x
  3. Step 3: Cross multiply
    746,498,153.80x = 1,119,747,230.70 × 475,072,208.20
  4. Step 4: Simplify right side
    746,498,153.80x = 531,960,789,514,483,840
  5. Step 5: Solve for x
    x = 531,960,789,514,483,840/746,498,153.80
  6. Step 6: Final answer
    x = 712,608,312.30

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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.