Home / 1,070,073,069,014.90-1,605,260,384,378.10-343,760,855,612.08

Finding the Fourth Proportional to 1,070,073,069,014.90, 1,605,260,384,378.10 and 343,760,855,612.08

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Solution

The fourth proportional to 1,070,073,069,014.90, 1,605,260,384,378.10 and 343,760,855,612.08 is: 515,689,721,751.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,073,069,014.90 : 1,605,260,384,378.10 = 343,760,855,612.08 : x
  2. Step 2: Convert to fraction form
    1,070,073,069,014.90/1,605,260,384,378.10 = 343,760,855,612.08/x
  3. Step 3: Cross multiply
    1,070,073,069,014.90x = 1,605,260,384,378.10 × 343,760,855,612.08
  4. Step 4: Simplify right side
    1,070,073,069,014.90x = 551,825,683,213,992,161,443,840
  5. Step 5: Solve for x
    x = 551,825,683,213,992,161,443,840/1,070,073,069,014.90
  6. Step 6: Final answer
    x = 515,689,721,751.43

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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.