Home / 114,771,174.60-172,492,685.10-99,990,553.80

Finding the Fourth Proportional to 114,771,174.60, 172,492,685.10 and 99,990,553.80

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Solution

The fourth proportional to 114,771,174.60, 172,492,685.10 and 99,990,553.80 is: 150,278,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,771,174.60 : 172,492,685.10 = 99,990,553.80 : x
  2. Step 2: Convert to fraction form
    114,771,174.60/172,492,685.10 = 99,990,553.80/x
  3. Step 3: Cross multiply
    114,771,174.60x = 172,492,685.10 × 99,990,553.80
  4. Step 4: Simplify right side
    114,771,174.60x = 17,247,639,109,598,008
  5. Step 5: Solve for x
    x = 17,247,639,109,598,008/114,771,174.60
  6. Step 6: Final answer
    x = 150,278,492.57

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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.