Home / 1,022,169,195.42-1,411,757,056.62-687,059,924.88

Finding the Fourth Proportional to 1,022,169,195.42, 1,411,757,056.62 and 687,059,924.88

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Solution

The fourth proportional to 1,022,169,195.42, 1,411,757,056.62 and 687,059,924.88 is: 948,924,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,169,195.42 : 1,411,757,056.62 = 687,059,924.88 : x
  2. Step 2: Convert to fraction form
    1,022,169,195.42/1,411,757,056.62 = 687,059,924.88/x
  3. Step 3: Cross multiply
    1,022,169,195.42x = 1,411,757,056.62 × 687,059,924.88
  4. Step 4: Simplify right side
    1,022,169,195.42x = 969,961,697,270,147,072
  5. Step 5: Solve for x
    x = 969,961,697,270,147,072/1,022,169,195.42
  6. Step 6: Final answer
    x = 948,924,797.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.