Home / 904,296,839.70-1,356,445,259.55-445,131,815.70

Finding the Fourth Proportional to 904,296,839.70, 1,356,445,259.55 and 445,131,815.70

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Solution

The fourth proportional to 904,296,839.70, 1,356,445,259.55 and 445,131,815.70 is: 667,697,723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,296,839.70 : 1,356,445,259.55 = 445,131,815.70 : x
  2. Step 2: Convert to fraction form
    904,296,839.70/1,356,445,259.55 = 445,131,815.70/x
  3. Step 3: Cross multiply
    904,296,839.70x = 1,356,445,259.55 × 445,131,815.70
  4. Step 4: Simplify right side
    904,296,839.70x = 603,796,941,281,149,184
  5. Step 5: Solve for x
    x = 603,796,941,281,149,184/904,296,839.70
  6. Step 6: Final answer
    x = 667,697,723.55

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Double scale
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Similar ratio
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1.5x scale

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.