Home / 1,347,926,821.70-2,021,890,232.55-880,321,727.30

Finding the Fourth Proportional to 1,347,926,821.70, 2,021,890,232.55 and 880,321,727.30

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Solution

The fourth proportional to 1,347,926,821.70, 2,021,890,232.55 and 880,321,727.30 is: 1,320,482,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,926,821.70 : 2,021,890,232.55 = 880,321,727.30 : x
  2. Step 2: Convert to fraction form
    1,347,926,821.70/2,021,890,232.55 = 880,321,727.30/x
  3. Step 3: Cross multiply
    1,347,926,821.70x = 2,021,890,232.55 × 880,321,727.30
  4. Step 4: Simplify right side
    1,347,926,821.70x = 1,779,913,901,929,414,656
  5. Step 5: Solve for x
    x = 1,779,913,901,929,414,656/1,347,926,821.70
  6. Step 6: Final answer
    x = 1,320,482,590.95

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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.