Home / 662,723,826-994,229,235.36-253,779,991.08

Finding the Fourth Proportional to 662,723,826, 994,229,235.36 and 253,779,991.08

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Solution

The fourth proportional to 662,723,826, 994,229,235.36 and 253,779,991.08 is: 380,724,936.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,723,826 : 994,229,235.36 = 253,779,991.08 : x
  2. Step 2: Convert to fraction form
    662,723,826/994,229,235.36 = 253,779,991.08/x
  3. Step 3: Cross multiply
    662,723,826x = 994,229,235.36 × 253,779,991.08
  4. Step 4: Simplify right side
    662,723,826x = 252,315,486,481,136,032
  5. Step 5: Solve for x
    x = 252,315,486,481,136,032/662,723,826
  6. Step 6: Final answer
    x = 380,724,936.36

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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.