Home / 398,766,835,411.20-598,150,253,116.80-119,594,500,819.20

Finding the Fourth Proportional to 398,766,835,411.20, 598,150,253,116.80 and 119,594,500,819.20

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Solution

The fourth proportional to 398,766,835,411.20, 598,150,253,116.80 and 119,594,500,819.20 is: 179,391,751,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,766,835,411.20 : 598,150,253,116.80 = 119,594,500,819.20 : x
  2. Step 2: Convert to fraction form
    398,766,835,411.20/598,150,253,116.80 = 119,594,500,819.20/x
  3. Step 3: Cross multiply
    398,766,835,411.20x = 598,150,253,116.80 × 119,594,500,819.20
  4. Step 4: Simplify right side
    398,766,835,411.20x = 71,535,480,936,381,831,708,672
  5. Step 5: Solve for x
    x = 71,535,480,936,381,831,708,672/398,766,835,411.20
  6. Step 6: Final answer
    x = 179,391,751,228.80

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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.