Home / 260,451,557.16-359,409,949.68-154,609,496.64

Finding the Fourth Proportional to 260,451,557.16, 359,409,949.68 and 154,609,496.64

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Solution

The fourth proportional to 260,451,557.16, 359,409,949.68 and 154,609,496.64 is: 213,353,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,451,557.16 : 359,409,949.68 = 154,609,496.64 : x
  2. Step 2: Convert to fraction form
    260,451,557.16/359,409,949.68 = 154,609,496.64/x
  3. Step 3: Cross multiply
    260,451,557.16x = 359,409,949.68 × 154,609,496.64
  4. Step 4: Simplify right side
    260,451,557.16x = 55,568,191,407,432,528
  5. Step 5: Solve for x
    x = 55,568,191,407,432,528/260,451,557.16
  6. Step 6: Final answer
    x = 213,353,270.04

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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.