Home / 2,021,522,775.90-3,029,895,376.65-856,989,015.90

Finding the Fourth Proportional to 2,021,522,775.90, 3,029,895,376.65 and 856,989,015.90

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Solution

The fourth proportional to 2,021,522,775.90, 3,029,895,376.65 and 856,989,015.90 is: 1,284,470,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,522,775.90 : 3,029,895,376.65 = 856,989,015.90 : x
  2. Step 2: Convert to fraction form
    2,021,522,775.90/3,029,895,376.65 = 856,989,015.90/x
  3. Step 3: Cross multiply
    2,021,522,775.90x = 3,029,895,376.65 × 856,989,015.90
  4. Step 4: Simplify right side
    2,021,522,775.90x = 2,596,587,057,115,243,520
  5. Step 5: Solve for x
    x = 2,596,587,057,115,243,520/2,021,522,775.90
  6. Step 6: Final answer
    x = 1,284,470,839.54

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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.