Home / 530,120,801,680.80-795,293,017,709.97-171,944,958,212.16

Finding the Fourth Proportional to 530,120,801,680.80, 795,293,017,709.97 and 171,944,958,212.16

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Solution

The fourth proportional to 530,120,801,680.80, 795,293,017,709.97 and 171,944,958,212.16 is: 257,953,704,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,120,801,680.80 : 795,293,017,709.97 = 171,944,958,212.16 : x
  2. Step 2: Convert to fraction form
    530,120,801,680.80/795,293,017,709.97 = 171,944,958,212.16/x
  3. Step 3: Cross multiply
    530,120,801,680.80x = 795,293,017,709.97 × 171,944,958,212.16
  4. Step 4: Simplify right side
    530,120,801,680.80x = 136,746,624,696,563,412,238,336
  5. Step 5: Solve for x
    x = 136,746,624,696,563,412,238,336/530,120,801,680.80
  6. Step 6: Final answer
    x = 257,953,704,632.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.