Home / 289,983,446.10-434,975,169.15-236,899,286.10

Finding the Fourth Proportional to 289,983,446.10, 434,975,169.15 and 236,899,286.10

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Solution

The fourth proportional to 289,983,446.10, 434,975,169.15 and 236,899,286.10 is: 355,348,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,983,446.10 : 434,975,169.15 = 236,899,286.10 : x
  2. Step 2: Convert to fraction form
    289,983,446.10/434,975,169.15 = 236,899,286.10/x
  3. Step 3: Cross multiply
    289,983,446.10x = 434,975,169.15 × 236,899,286.10
  4. Step 4: Simplify right side
    289,983,446.10x = 103,045,307,042,861,728
  5. Step 5: Solve for x
    x = 103,045,307,042,861,728/289,983,446.10
  6. Step 6: Final answer
    x = 355,348,929.15

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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.