Home / 18,777,743,998.20-28,166,615,997.30-17,358,804,401.40

Finding the Fourth Proportional to 18,777,743,998.20, 28,166,615,997.30 and 17,358,804,401.40

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Solution

The fourth proportional to 18,777,743,998.20, 28,166,615,997.30 and 17,358,804,401.40 is: 26,038,206,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,777,743,998.20 : 28,166,615,997.30 = 17,358,804,401.40 : x
  2. Step 2: Convert to fraction form
    18,777,743,998.20/28,166,615,997.30 = 17,358,804,401.40/x
  3. Step 3: Cross multiply
    18,777,743,998.20x = 28,166,615,997.30 × 17,358,804,401.40
  4. Step 4: Simplify right side
    18,777,743,998.20x = 488,938,777,746,474,926,080
  5. Step 5: Solve for x
    x = 488,938,777,746,474,926,080/18,777,743,998.20
  6. Step 6: Final answer
    x = 26,038,206,602.10

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1.5x scale

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.