Home / 173,850,665.40-260,775,998.10-112,628,662.20

Finding the Fourth Proportional to 173,850,665.40, 260,775,998.10 and 112,628,662.20

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Solution

The fourth proportional to 173,850,665.40, 260,775,998.10 and 112,628,662.20 is: 168,942,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,850,665.40 : 260,775,998.10 = 112,628,662.20 : x
  2. Step 2: Convert to fraction form
    173,850,665.40/260,775,998.10 = 112,628,662.20/x
  3. Step 3: Cross multiply
    173,850,665.40x = 260,775,998.10 × 112,628,662.20
  4. Step 4: Simplify right side
    173,850,665.40x = 29,370,851,799,872,740
  5. Step 5: Solve for x
    x = 29,370,851,799,872,740/173,850,665.40
  6. Step 6: Final answer
    x = 168,942,993.30

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Similar ratio
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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.