Home / 12,531,261,565.66-17,297,639,128.10-7,450,613,379.83

Finding the Fourth Proportional to 12,531,261,565.66, 17,297,639,128.10 and 7,450,613,379.83

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Solution

The fourth proportional to 12,531,261,565.66, 17,297,639,128.10 and 7,450,613,379.83 is: 10,284,520,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531,261,565.66 : 17,297,639,128.10 = 7,450,613,379.83 : x
  2. Step 2: Convert to fraction form
    12,531,261,565.66/17,297,639,128.10 = 7,450,613,379.83/x
  3. Step 3: Cross multiply
    12,531,261,565.66x = 17,297,639,128.10 × 7,450,613,379.83
  4. Step 4: Simplify right side
    12,531,261,565.66x = 128,878,021,527,313,694,720
  5. Step 5: Solve for x
    x = 128,878,021,527,313,694,720/12,531,261,565.66
  6. Step 6: Final answer
    x = 10,284,520,904.14

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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.