Home / 1,990,566,401,091.10-2,985,984,442,180-699,620,706,489.96

Finding the Fourth Proportional to 1,990,566,401,091.10, 2,985,984,442,180 and 699,620,706,489.96

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Solution

The fourth proportional to 1,990,566,401,091.10, 2,985,984,442,180 and 699,620,706,489.96 is: 1,049,478,451,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,566,401,091.10 : 2,985,984,442,180 = 699,620,706,489.96 : x
  2. Step 2: Convert to fraction form
    1,990,566,401,091.10/2,985,984,442,180 = 699,620,706,489.96/x
  3. Step 3: Cross multiply
    1,990,566,401,091.10x = 2,985,984,442,180 × 699,620,706,489.96
  4. Step 4: Simplify right side
    1,990,566,401,091.10x = 2,089,056,545,006,000,604,708,864
  5. Step 5: Solve for x
    x = 2,089,056,545,006,000,604,708,864/1,990,566,401,091.10
  6. Step 6: Final answer
    x = 1,049,478,451,892.34

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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.