Home / 1,643,341,737.70-2,266,489,265.07-1,444,678,462.90

Finding the Fourth Proportional to 1,643,341,737.70, 2,266,489,265.07 and 1,444,678,462.90

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Solution

The fourth proportional to 1,643,341,737.70, 2,266,489,265.07 and 1,444,678,462.90 is: 1,992,493,802.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,341,737.70 : 2,266,489,265.07 = 1,444,678,462.90 : x
  2. Step 2: Convert to fraction form
    1,643,341,737.70/2,266,489,265.07 = 1,444,678,462.90/x
  3. Step 3: Cross multiply
    1,643,341,737.70x = 2,266,489,265.07 × 1,444,678,462.90
  4. Step 4: Simplify right side
    1,643,341,737.70x = 3,274,348,227,640,678,912
  5. Step 5: Solve for x
    x = 3,274,348,227,640,678,912/1,643,341,737.70
  6. Step 6: Final answer
    x = 1,992,493,802.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.