Home / 260,592,226.35-390,954,502.82-120,633,585.36

Finding the Fourth Proportional to 260,592,226.35, 390,954,502.82 and 120,633,585.36

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Solution

The fourth proportional to 260,592,226.35, 390,954,502.82 and 120,633,585.36 is: 180,981,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,592,226.35 : 390,954,502.82 = 120,633,585.36 : x
  2. Step 2: Convert to fraction form
    260,592,226.35/390,954,502.82 = 120,633,585.36/x
  3. Step 3: Cross multiply
    260,592,226.35x = 390,954,502.82 × 120,633,585.36
  4. Step 4: Simplify right side
    260,592,226.35x = 47,162,243,388,114,416
  5. Step 5: Solve for x
    x = 47,162,243,388,114,416/260,592,226.35
  6. Step 6: Final answer
    x = 180,981,006.41

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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.