Home / 1,688,668,760,500.90-2,330,364,391,103.20-917,917,452,205.44

Finding the Fourth Proportional to 1,688,668,760,500.90, 2,330,364,391,103.20 and 917,917,452,205.44

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Solution

The fourth proportional to 1,688,668,760,500.90, 2,330,364,391,103.20 and 917,917,452,205.44 is: 1,266,726,900,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,668,760,500.90 : 2,330,364,391,103.20 = 917,917,452,205.44 : x
  2. Step 2: Convert to fraction form
    1,688,668,760,500.90/2,330,364,391,103.20 = 917,917,452,205.44/x
  3. Step 3: Cross multiply
    1,688,668,760,500.90x = 2,330,364,391,103.20 × 917,917,452,205.44
  4. Step 4: Simplify right side
    1,688,668,760,500.90x = 2,139,082,144,591,730,788,270,080
  5. Step 5: Solve for x
    x = 2,139,082,144,591,730,788,270,080/1,688,668,760,500.90
  6. Step 6: Final answer
    x = 1,266,726,900,281.63

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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.