Home / 2,021,522,745.90-3,029,895,331.65-856,988,985.90

Finding the Fourth Proportional to 2,021,522,745.90, 3,029,895,331.65 and 856,988,985.90

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Solution

The fourth proportional to 2,021,522,745.90, 3,029,895,331.65 and 856,988,985.90 is: 1,284,470,794.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,522,745.90 : 3,029,895,331.65 = 856,988,985.90 : x
  2. Step 2: Convert to fraction form
    2,021,522,745.90/3,029,895,331.65 = 856,988,985.90/x
  3. Step 3: Cross multiply
    2,021,522,745.90x = 3,029,895,331.65 × 856,988,985.90
  4. Step 4: Simplify right side
    2,021,522,745.90x = 2,596,586,927,653,877,760
  5. Step 5: Solve for x
    x = 2,596,586,927,653,877,760/2,021,522,745.90
  6. Step 6: Final answer
    x = 1,284,470,794.56

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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.