Home / 331,872,604.60-497,808,906.90-159,685,720.60

Finding the Fourth Proportional to 331,872,604.60, 497,808,906.90 and 159,685,720.60

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Solution

The fourth proportional to 331,872,604.60, 497,808,906.90 and 159,685,720.60 is: 239,528,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,872,604.60 : 497,808,906.90 = 159,685,720.60 : x
  2. Step 2: Convert to fraction form
    331,872,604.60/497,808,906.90 = 159,685,720.60/x
  3. Step 3: Cross multiply
    331,872,604.60x = 497,808,906.90 × 159,685,720.60
  4. Step 4: Simplify right side
    331,872,604.60x = 79,492,974,019,424,800
  5. Step 5: Solve for x
    x = 79,492,974,019,424,800/331,872,604.60
  6. Step 6: Final answer
    x = 239,528,580.90

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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.