Home / 1,766,917,307.68-2,440,674,770.24-1,320,104,109.76

Finding the Fourth Proportional to 1,766,917,307.68, 2,440,674,770.24 and 1,320,104,109.76

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Solution

The fourth proportional to 1,766,917,307.68, 2,440,674,770.24 and 1,320,104,109.76 is: 1,823,483,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,917,307.68 : 2,440,674,770.24 = 1,320,104,109.76 : x
  2. Step 2: Convert to fraction form
    1,766,917,307.68/2,440,674,770.24 = 1,320,104,109.76/x
  3. Step 3: Cross multiply
    1,766,917,307.68x = 2,440,674,770.24 × 1,320,104,109.76
  4. Step 4: Simplify right side
    1,766,917,307.68x = 3,221,944,794,781,367,296
  5. Step 5: Solve for x
    x = 3,221,944,794,781,367,296/1,766,917,307.68
  6. Step 6: Final answer
    x = 1,823,483,634.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.