Home / 263,411,364,218.96-363,510,988,654.96-143,119,311,231.44

Finding the Fourth Proportional to 263,411,364,218.96, 363,510,988,654.96 and 143,119,311,231.44

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Solution

The fourth proportional to 263,411,364,218.96, 363,510,988,654.96 and 143,119,311,231.44 is: 197,506,445,766.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,411,364,218.96 : 363,510,988,654.96 = 143,119,311,231.44 : x
  2. Step 2: Convert to fraction form
    263,411,364,218.96/363,510,988,654.96 = 143,119,311,231.44/x
  3. Step 3: Cross multiply
    263,411,364,218.96x = 363,510,988,654.96 × 143,119,311,231.44
  4. Step 4: Simplify right side
    263,411,364,218.96x = 52,025,442,321,357,682,507,776
  5. Step 5: Solve for x
    x = 52,025,442,321,357,682,507,776/263,411,364,218.96
  6. Step 6: Final answer
    x = 197,506,445,766.37

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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.