Home / 357,894,609.54-493,836,945.30-201,252,377.22

Finding the Fourth Proportional to 357,894,609.54, 493,836,945.30 and 201,252,377.22

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Solution

The fourth proportional to 357,894,609.54, 493,836,945.30 and 201,252,377.22 is: 277,695,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,894,609.54 : 493,836,945.30 = 201,252,377.22 : x
  2. Step 2: Convert to fraction form
    357,894,609.54/493,836,945.30 = 201,252,377.22/x
  3. Step 3: Cross multiply
    357,894,609.54x = 493,836,945.30 × 201,252,377.22
  4. Step 4: Simplify right side
    357,894,609.54x = 99,385,859,200,688,112
  5. Step 5: Solve for x
    x = 99,385,859,200,688,112/357,894,609.54
  6. Step 6: Final answer
    x = 277,695,881.84

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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.