Home / 575,401,623.60-863,102,435.40-330,513,610.80

Finding the Fourth Proportional to 575,401,623.60, 863,102,435.40 and 330,513,610.80

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Solution

The fourth proportional to 575,401,623.60, 863,102,435.40 and 330,513,610.80 is: 495,770,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,401,623.60 : 863,102,435.40 = 330,513,610.80 : x
  2. Step 2: Convert to fraction form
    575,401,623.60/863,102,435.40 = 330,513,610.80/x
  3. Step 3: Cross multiply
    575,401,623.60x = 863,102,435.40 × 330,513,610.80
  4. Step 4: Simplify right side
    575,401,623.60x = 285,267,102,414,327,744
  5. Step 5: Solve for x
    x = 285,267,102,414,327,744/575,401,623.60
  6. Step 6: Final answer
    x = 495,770,416.20

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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.