Home / 280,180,003.80-419,136,264.90-246,167,779.80

Finding the Fourth Proportional to 280,180,003.80, 419,136,264.90 and 246,167,779.80

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Solution

The fourth proportional to 280,180,003.80, 419,136,264.90 and 246,167,779.80 is: 368,255,558.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,180,003.80 : 419,136,264.90 = 246,167,779.80 : x
  2. Step 2: Convert to fraction form
    280,180,003.80/419,136,264.90 = 246,167,779.80/x
  3. Step 3: Cross multiply
    280,180,003.80x = 419,136,264.90 × 246,167,779.80
  4. Step 4: Simplify right side
    280,180,003.80x = 103,177,843,764,097,664
  5. Step 5: Solve for x
    x = 103,177,843,764,097,664/280,180,003.80
  6. Step 6: Final answer
    x = 368,255,558.44

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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.