Home / 165,430,171.80-248,154,588.90-50,418,466.20

Finding the Fourth Proportional to 165,430,171.80, 248,154,588.90 and 50,418,466.20

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Solution

The fourth proportional to 165,430,171.80, 248,154,588.90 and 50,418,466.20 is: 75,630,543.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,430,171.80 : 248,154,588.90 = 50,418,466.20 : x
  2. Step 2: Convert to fraction form
    165,430,171.80/248,154,588.90 = 50,418,466.20/x
  3. Step 3: Cross multiply
    165,430,171.80x = 248,154,588.90 × 50,418,466.20
  4. Step 4: Simplify right side
    165,430,171.80x = 12,511,573,752,829,546
  5. Step 5: Solve for x
    x = 12,511,573,752,829,546/165,430,171.80
  6. Step 6: Final answer
    x = 75,630,543.19

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1.5x scale

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.