Home / 545,924,715.20-818,887,072.80-273,260,052.80

Finding the Fourth Proportional to 545,924,715.20, 818,887,072.80 and 273,260,052.80

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Solution

The fourth proportional to 545,924,715.20, 818,887,072.80 and 273,260,052.80 is: 409,890,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,924,715.20 : 818,887,072.80 = 273,260,052.80 : x
  2. Step 2: Convert to fraction form
    545,924,715.20/818,887,072.80 = 273,260,052.80/x
  3. Step 3: Cross multiply
    545,924,715.20x = 818,887,072.80 × 273,260,052.80
  4. Step 4: Simplify right side
    545,924,715.20x = 223,769,124,750,565,440
  5. Step 5: Solve for x
    x = 223,769,124,750,565,440/545,924,715.20
  6. Step 6: Final answer
    x = 409,890,079.20

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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.