Home / 280,184,109.80-419,142,423.90-246,171,885.80

Finding the Fourth Proportional to 280,184,109.80, 419,142,423.90 and 246,171,885.80

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Solution

The fourth proportional to 280,184,109.80, 419,142,423.90 and 246,171,885.80 is: 368,261,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,184,109.80 : 419,142,423.90 = 246,171,885.80 : x
  2. Step 2: Convert to fraction form
    280,184,109.80/419,142,423.90 = 246,171,885.80/x
  3. Step 3: Cross multiply
    280,184,109.80x = 419,142,423.90 × 246,171,885.80
  4. Step 4: Simplify right side
    280,184,109.80x = 103,181,080,910,245,984
  5. Step 5: Solve for x
    x = 103,181,080,910,245,984/280,184,109.80
  6. Step 6: Final answer
    x = 368,261,715.43

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1.5x scale

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.