Home / 1,070,073,069,003.40-1,605,260,384,361-343,760,855,600.61

Finding the Fourth Proportional to 1,070,073,069,003.40, 1,605,260,384,361 and 343,760,855,600.61

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Solution

The fourth proportional to 1,070,073,069,003.40, 1,605,260,384,361 and 343,760,855,600.61 is: 515,689,721,734.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,073,069,003.40 : 1,605,260,384,361 = 343,760,855,600.61 : x
  2. Step 2: Convert to fraction form
    1,070,073,069,003.40/1,605,260,384,361 = 343,760,855,600.61/x
  3. Step 3: Cross multiply
    1,070,073,069,003.40x = 1,605,260,384,361 × 343,760,855,600.61
  4. Step 4: Simplify right side
    1,070,073,069,003.40x = 551,825,683,189,701,437,030,400
  5. Step 5: Solve for x
    x = 551,825,683,189,701,437,030,400/1,070,073,069,003.40
  6. Step 6: Final answer
    x = 515,689,721,734.27

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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.