Home / 229,661,874.70-344,492,812.05-209,573,404.90

Finding the Fourth Proportional to 229,661,874.70, 344,492,812.05 and 209,573,404.90

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Solution

The fourth proportional to 229,661,874.70, 344,492,812.05 and 209,573,404.90 is: 314,360,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,661,874.70 : 344,492,812.05 = 209,573,404.90 : x
  2. Step 2: Convert to fraction form
    229,661,874.70/344,492,812.05 = 209,573,404.90/x
  3. Step 3: Cross multiply
    229,661,874.70x = 344,492,812.05 × 209,573,404.90
  4. Step 4: Simplify right side
    229,661,874.70x = 72,196,531,584,894,256
  5. Step 5: Solve for x
    x = 72,196,531,584,894,256/229,661,874.70
  6. Step 6: Final answer
    x = 314,360,107.35

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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.