Home / 2,142,856,829.48-3,214,296,079-668,873,079.24

Finding the Fourth Proportional to 2,142,856,829.48, 3,214,296,079 and 668,873,079.24

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Solution

The fourth proportional to 2,142,856,829.48, 3,214,296,079 and 668,873,079.24 is: 1,003,313,000.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,856,829.48 : 3,214,296,079 = 668,873,079.24 : x
  2. Step 2: Convert to fraction form
    2,142,856,829.48/3,214,296,079 = 668,873,079.24/x
  3. Step 3: Cross multiply
    2,142,856,829.48x = 3,214,296,079 × 668,873,079.24
  4. Step 4: Simplify right side
    2,142,856,829.48x = 2,149,956,115,949,788,416
  5. Step 5: Solve for x
    x = 2,149,956,115,949,788,416/2,142,856,829.48
  6. Step 6: Final answer
    x = 1,003,313,000.84

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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.