Home / 826,796,590.80-1,240,194,886.20-367,631,566.80

Finding the Fourth Proportional to 826,796,590.80, 1,240,194,886.20 and 367,631,566.80

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Solution

The fourth proportional to 826,796,590.80, 1,240,194,886.20 and 367,631,566.80 is: 551,447,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,796,590.80 : 1,240,194,886.20 = 367,631,566.80 : x
  2. Step 2: Convert to fraction form
    826,796,590.80/1,240,194,886.20 = 367,631,566.80/x
  3. Step 3: Cross multiply
    826,796,590.80x = 1,240,194,886.20 × 367,631,566.80
  4. Step 4: Simplify right side
    826,796,590.80x = 455,934,789,151,053,760
  5. Step 5: Solve for x
    x = 455,934,789,151,053,760/826,796,590.80
  6. Step 6: Final answer
    x = 551,447,350.20

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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.