Home / 345,271,175.60-517,056,457.80-163,305,777.20

Finding the Fourth Proportional to 345,271,175.60, 517,056,457.80 and 163,305,777.20

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Solution

The fourth proportional to 345,271,175.60, 517,056,457.80 and 163,305,777.20 is: 244,556,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,271,175.60 : 517,056,457.80 = 163,305,777.20 : x
  2. Step 2: Convert to fraction form
    345,271,175.60/517,056,457.80 = 163,305,777.20/x
  3. Step 3: Cross multiply
    345,271,175.60x = 517,056,457.80 × 163,305,777.20
  4. Step 4: Simplify right side
    345,271,175.60x = 84,438,306,697,308,000
  5. Step 5: Solve for x
    x = 84,438,306,697,308,000/345,271,175.60
  6. Step 6: Final answer
    x = 244,556,489.69

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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.