Home / 407,909,466.80-611,864,200.20-367,598,682.80

Finding the Fourth Proportional to 407,909,466.80, 611,864,200.20 and 367,598,682.80

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Solution

The fourth proportional to 407,909,466.80, 611,864,200.20 and 367,598,682.80 is: 551,398,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,909,466.80 : 611,864,200.20 = 367,598,682.80 : x
  2. Step 2: Convert to fraction form
    407,909,466.80/611,864,200.20 = 367,598,682.80/x
  3. Step 3: Cross multiply
    407,909,466.80x = 611,864,200.20 × 367,598,682.80
  4. Step 4: Simplify right side
    407,909,466.80x = 224,920,474,045,995,520
  5. Step 5: Solve for x
    x = 224,920,474,045,995,520/407,909,466.80
  6. Step 6: Final answer
    x = 551,398,024.20

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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.