Home / 354,623,010.10-531,934,515.15-218,574,114.10

Finding the Fourth Proportional to 354,623,010.10, 531,934,515.15 and 218,574,114.10

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Solution

The fourth proportional to 354,623,010.10, 531,934,515.15 and 218,574,114.10 is: 327,861,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,623,010.10 : 531,934,515.15 = 218,574,114.10 : x
  2. Step 2: Convert to fraction form
    354,623,010.10/531,934,515.15 = 218,574,114.10/x
  3. Step 3: Cross multiply
    354,623,010.10x = 531,934,515.15 × 218,574,114.10
  4. Step 4: Simplify right side
    354,623,010.10x = 116,267,115,408,124,272
  5. Step 5: Solve for x
    x = 116,267,115,408,124,272/354,623,010.10
  6. Step 6: Final answer
    x = 327,861,171.15

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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.