Home / 746,803,725.80-1,120,205,588.70-475,377,780.20

Finding the Fourth Proportional to 746,803,725.80, 1,120,205,588.70 and 475,377,780.20

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Solution

The fourth proportional to 746,803,725.80, 1,120,205,588.70 and 475,377,780.20 is: 713,066,670.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,803,725.80 : 1,120,205,588.70 = 475,377,780.20 : x
  2. Step 2: Convert to fraction form
    746,803,725.80/1,120,205,588.70 = 475,377,780.20/x
  3. Step 3: Cross multiply
    746,803,725.80x = 1,120,205,588.70 × 475,377,780.20
  4. Step 4: Simplify right side
    746,803,725.80x = 532,520,846,123,840,192
  5. Step 5: Solve for x
    x = 532,520,846,123,840,192/746,803,725.80
  6. Step 6: Final answer
    x = 713,066,670.30

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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.