Home / 120,964,074.40-181,446,111.60-108,492,925.60

Finding the Fourth Proportional to 120,964,074.40, 181,446,111.60 and 108,492,925.60

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Solution

The fourth proportional to 120,964,074.40, 181,446,111.60 and 108,492,925.60 is: 162,739,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,964,074.40 : 181,446,111.60 = 108,492,925.60 : x
  2. Step 2: Convert to fraction form
    120,964,074.40/181,446,111.60 = 108,492,925.60/x
  3. Step 3: Cross multiply
    120,964,074.40x = 181,446,111.60 × 108,492,925.60
  4. Step 4: Simplify right side
    120,964,074.40x = 19,685,619,486,228,096
  5. Step 5: Solve for x
    x = 19,685,619,486,228,096/120,964,074.40
  6. Step 6: Final answer
    x = 162,739,388.40

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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.