Home / 1,990,566,401,089.10-2,985,984,442,176.90-699,620,706,487.96

Finding the Fourth Proportional to 1,990,566,401,089.10, 2,985,984,442,176.90 and 699,620,706,487.96

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Solution

The fourth proportional to 1,990,566,401,089.10, 2,985,984,442,176.90 and 699,620,706,487.96 is: 1,049,478,451,889.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,566,401,089.10 : 2,985,984,442,176.90 = 699,620,706,487.96 : x
  2. Step 2: Convert to fraction form
    1,990,566,401,089.10/2,985,984,442,176.90 = 699,620,706,487.96/x
  3. Step 3: Cross multiply
    1,990,566,401,089.10x = 2,985,984,442,176.90 × 699,620,706,487.96
  4. Step 4: Simplify right side
    1,990,566,401,089.10x = 2,089,056,544,997,859,762,634,752
  5. Step 5: Solve for x
    x = 2,089,056,544,997,859,762,634,752/1,990,566,401,089.10
  6. Step 6: Final answer
    x = 1,049,478,451,889.31

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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.