Home / 280,180,301.30-419,136,711.15-246,168,077.30

Finding the Fourth Proportional to 280,180,301.30, 419,136,711.15 and 246,168,077.30

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Solution

The fourth proportional to 280,180,301.30, 419,136,711.15 and 246,168,077.30 is: 368,256,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,180,301.30 : 419,136,711.15 = 246,168,077.30 : x
  2. Step 2: Convert to fraction form
    280,180,301.30/419,136,711.15 = 246,168,077.30/x
  3. Step 3: Cross multiply
    280,180,301.30x = 419,136,711.15 × 246,168,077.30
  4. Step 4: Simplify right side
    280,180,301.30x = 103,178,078,309,640,976
  5. Step 5: Solve for x
    x = 103,178,078,309,640,976/280,180,301.30
  6. Step 6: Final answer
    x = 368,256,004.55

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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.