Home / 991,410,118,080.90-1,487,794,470,434.30-346,015,745,015.48

Finding the Fourth Proportional to 991,410,118,080.90, 1,487,794,470,434.30 and 346,015,745,015.48

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Solution

The fourth proportional to 991,410,118,080.90, 1,487,794,470,434.30 and 346,015,745,015.48 is: 519,260,700,217.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,410,118,080.90 : 1,487,794,470,434.30 = 346,015,745,015.48 : x
  2. Step 2: Convert to fraction form
    991,410,118,080.90/1,487,794,470,434.30 = 346,015,745,015.48/x
  3. Step 3: Cross multiply
    991,410,118,080.90x = 1,487,794,470,434.30 × 346,015,745,015.48
  4. Step 4: Simplify right side
    991,410,118,080.90x = 514,800,312,117,235,835,469,824
  5. Step 5: Solve for x
    x = 514,800,312,117,235,835,469,824/991,410,118,080.90
  6. Step 6: Final answer
    x = 519,260,700,217.33

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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.