Home / 2,159,116,010.20-3,238,674,015.30-996,854,543.20

Finding the Fourth Proportional to 2,159,116,010.20, 3,238,674,015.30 and 996,854,543.20

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Solution

The fourth proportional to 2,159,116,010.20, 3,238,674,015.30 and 996,854,543.20 is: 1,495,281,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,116,010.20 : 3,238,674,015.30 = 996,854,543.20 : x
  2. Step 2: Convert to fraction form
    2,159,116,010.20/3,238,674,015.30 = 996,854,543.20/x
  3. Step 3: Cross multiply
    2,159,116,010.20x = 3,238,674,015.30 × 996,854,543.20
  4. Step 4: Simplify right side
    2,159,116,010.20x = 3,228,486,906,095,591,424
  5. Step 5: Solve for x
    x = 3,228,486,906,095,591,424/2,159,116,010.20
  6. Step 6: Final answer
    x = 1,495,281,814.80

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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.