Home / 441,531,965.42-609,286,658.14-243,282,365.94

Finding the Fourth Proportional to 441,531,965.42, 609,286,658.14 and 243,282,365.94

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Solution

The fourth proportional to 441,531,965.42, 609,286,658.14 and 243,282,365.94 is: 335,714,537.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,531,965.42 : 609,286,658.14 = 243,282,365.94 : x
  2. Step 2: Convert to fraction form
    441,531,965.42/609,286,658.14 = 243,282,365.94/x
  3. Step 3: Cross multiply
    441,531,965.42x = 609,286,658.14 × 243,282,365.94
  4. Step 4: Simplify right side
    441,531,965.42x = 148,228,699,727,975,168
  5. Step 5: Solve for x
    x = 148,228,699,727,975,168/441,531,965.42
  6. Step 6: Final answer
    x = 335,714,537.87

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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.