Home / 312,105,297,197.22-430,704,975,502.89-169,534,663,776.42

Finding the Fourth Proportional to 312,105,297,197.22, 430,704,975,502.89 and 169,534,663,776.42

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Solution

The fourth proportional to 312,105,297,197.22, 430,704,975,502.89 and 169,534,663,776.42 is: 233,957,654,241.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,105,297,197.22 : 430,704,975,502.89 = 169,534,663,776.42 : x
  2. Step 2: Convert to fraction form
    312,105,297,197.22/430,704,975,502.89 = 169,534,663,776.42/x
  3. Step 3: Cross multiply
    312,105,297,197.22x = 430,704,975,502.89 × 169,534,663,776.42
  4. Step 4: Simplify right side
    312,105,297,197.22x = 73,019,423,208,713,675,079,680
  5. Step 5: Solve for x
    x = 73,019,423,208,713,675,079,680/312,105,297,197.22
  6. Step 6: Final answer
    x = 233,957,654,241.84

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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.