Home / 305,531,496,167.04-421,614,466,982.52-168,346,645,392.83

Finding the Fourth Proportional to 305,531,496,167.04, 421,614,466,982.52 and 168,346,645,392.83

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Solution

The fourth proportional to 305,531,496,167.04, 421,614,466,982.52 and 168,346,645,392.83 is: 232,307,902,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,531,496,167.04 : 421,614,466,982.52 = 168,346,645,392.83 : x
  2. Step 2: Convert to fraction form
    305,531,496,167.04/421,614,466,982.52 = 168,346,645,392.83/x
  3. Step 3: Cross multiply
    305,531,496,167.04x = 421,614,466,982.52 × 168,346,645,392.83
  4. Step 4: Simplify right side
    305,531,496,167.04x = 70,977,381,165,593,322,848,256
  5. Step 5: Solve for x
    x = 70,977,381,165,593,322,848,256/305,531,496,167.04
  6. Step 6: Final answer
    x = 232,307,902,969.16

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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.